Draw a card, then draw cards equal to the number of cards named Accumulated Knowledge in all graveyards.
{R}
Akroan Crusader
Creature - Human Soldier
Heroic -- Whenever you cast a spell that targets Akroan Crusader, create a 1/1 red Soldier creature token with haste.
1 /
1
--
Ancient Den
Artifact Land
{T}: Add {W}.
{U}
Annul
Instant
Counter target artifact or enchantment spell.
--
Ash Barrens
Land
{T}: Add {C}.
Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)
{1}{U}
Augur of Bolas
Creature - Merfolk Wizard
When Augur of Bolas enters the battlefield, look at the top three cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in any order.
1 /
3
{2}{U}
Aura Flux
Enchantment
Other enchantments have "At the beginning of your upkeep, sacrifice this enchantment unless you pay {2}."
{G}
Basking Rootwalla
Creature - Lizard
{1}{G}: Basking Rootwalla gets +2/+2 until end of turn. Activate only once each turn.
Madness {0} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
1 /
1
{G}
Birchlore Rangers
Creature - Elf Druid Ranger
Tap two untapped Elves you control: Add one mana of any color.
Morph {G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
1 /
1
{U}
Blue Elemental Blast
Instant
Choose one --
• Counter target red spell.
• Destroy target red permanent.
--
Bojuka Bog
Land
Bojuka Bog enters the battlefield tapped.
When Bojuka Bog enters the battlefield, exile target player's graveyard.
{T}: Add {B}.
{1}
Bonesplitter
Artifact - Equipment
Equipped creature gets +2/+0.
Equip {1}
{G}
Boreal Druid
Snow Creature - Elf Druid
{T}: Add {C}.
1 /
1
{U}
Brainstorm
Instant
Draw three cards, then put two cards from your hand on top of your library in any order.
{R/G}{R/G}
Burning-Tree Emissary
Creature - Human Shaman
When Burning-Tree Emissary enters the battlefield, add {R}{G}.
2 /
2
{U}
Careful Study
Sorcery
Draw two cards, then discard two cards.
{2}{U}
Catalog
Instant
Draw two cards, then discard a card.
{R}
Chain Lightning
Sorcery
Chain Lightning deals 3 damage to any target. Then that player or that permanent's controller may pay {R}{R}. If the player does, they may copy this spell and may choose a new target for that copy.
{1}{B}
Chainer's Edict
Sorcery
Target player sacrifices a creature.
Flashback {5}{B}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{3}{U}
Choking Tethers
Instant
Tap up to four target creatures.
Cycling {1}{U} ({1}{U}, Discard this card: Draw a card.)
When you cycle Choking Tethers, you may tap target creature.
{G}{U}
Coiling Oracle
Creature - Snake Elf Druid
When Coiling Oracle enters the battlefield, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into your hand.
1 /
1
{1}{G}
Commune with the Gods
Sorcery
Reveal the top five cards of your library. You may put a creature or enchantment card from among them into your hand. Put the rest into your graveyard.
{U}
Coral Net
Enchantment - Aura
Enchant green or white creature
Enchanted creature has "At the beginning of your upkeep, sacrifice this creature unless you discard a card."
{U}{U}
Counterspell
Instant
Counter target spell.
{G}
Crop Rotation
Instant
As an additional cost to cast this spell, sacrifice a land.
Search your library for a land card, put that card onto the battlefield, then shuffle.
{U}
Curfew
Instant
Each player returns a creature they control to its owner's hand.
{1}{W/U}
Curse of Chains
Enchantment - Aura
Enchant creature
At the beginning of each upkeep, tap enchanted creature.
--
Darksteel Citadel
Artifact Land
Indestructible
{T}: Add {C}.
{U}
Delver of Secrets
Creature - Human Wizard
At the beginning of your upkeep, look at the top card of your library. You may reveal that card. If an instant or sorcery card is revealed this way, transform Delver of Secrets.
1 /
1
--
Insectile Aberration
Creature - Human Insect
Flying
1 /
1
{U}{U}
Deprive
Instant
As an additional cost to cast this spell, return a land you control to its owner's hand.
Counter target spell.
{1}{G}
Devoted Druid
Creature - Elf Druid
{T}: Add {G}.
Put a -1/-1 counter on Devoted Druid: Untap Devoted Druid.
0 /
2
{U}
Dispel
Instant
Counter target instant spell.
{3}{U}
Distant Melody
Sorcery
Choose a creature type. Draw a card for each permanent you control of that type.
{1}{B}
Doom Blade
Instant
Destroy target nonblack creature.
{1}{R}
Dragon Breath
Enchantment - Aura
Enchant creature
Enchanted creature has haste.
{R}: Enchanted creature gets +1/+0 until end of turn.
When a creature with mana value 6 or greater enters the battlefield, you may return Dragon Breath from your graveyard to the battlefield attached to that creature.
{1}{G}
Dragon Fangs
Enchantment - Aura
Enchant creature
Enchanted creature gets +1/+1 and has trample.
When a creature with mana value 6 or greater enters the battlefield, you may return Dragon Fangs from your graveyard to the battlefield attached to that creature.
{5}
Dross Golem
Artifact Creature - Golem
Affinity for Swamps (This spell costs {1} less to cast for each Swamp you control.)
Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
3 /
2
{B}
Duress
Sorcery
Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.
{1}{U}
Echoing Truth
Instant
Return target nonland permanent and all other permanents with the same name as that permanent to their owners' hands.
Whenever another Elf enters the battlefield, put a +1/+1 counter on Elvish Vanguard.
1 /
1
{1}{G}
Elvish Visionary
Creature - Elf Shaman
When Elvish Visionary enters the battlefield, draw a card.
1 /
1
{U}
Enchantment Alteration
Instant
Attach target Aura attached to a creature or land to another permanent of that type.
{G}
Essence Warden
Creature - Elf Shaman
Whenever another creature enters the battlefield, you gain 1 life.
1 /
1
--
Evolving Wilds
Land
{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
{1}{B}
Exhume
Sorcery
Each player puts a creature card from their graveyard onto the battlefield.
{1}
Expedition Map
Artifact
{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.
{U}
Faerie Miscreant
Creature - Faerie Rogue
Flying
When Faerie Miscreant enters the battlefield, if you control another creature named Faerie Miscreant, draw a card.
1 /
1
{U}
Faerie Seer
Creature - Faerie Wizard
Flying
When Faerie Seer enters the battlefield, scry 2.
1 /
1
{R}
Faithless Looting
Sorcery
Draw two cards, then discard two cards.
Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{1}{U}
Fathom Seer
Creature - Illusion
Morph--Return two Islands you control to their owner's hand. (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When Fathom Seer is turned face up, draw two cards.
1 /
3
{1}{R}{ // }{1}{U}
Fire // Ice
Instant // Instant
Fire deals 2 damage divided as you choose among one or two targets.
Tap target permanent.
Draw a card.
{4}{R}{R}
Fireblast
Instant
You may sacrifice two Mountains rather than pay this spell's mana cost.
Fireblast deals 4 damage to any target.
{R}
Firebolt
Sorcery
Firebolt deals 2 damage to any target.
Flashback {4}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{1}{R}
Fists of Flame
Instant
Draw a card. Until end of turn, target creature gains trample and gets +1/+0 for each card you've drawn this turn.
{1}{R}
Flame Rift
Sorcery
Flame Rift deals 4 damage to each player.
{U}
Force Spike
Instant
Counter target spell unless its controller pays {1}.
{1}{U}
Frantic Inventory
Instant
Draw a card, then draw cards equal to the number of cards named Frantic Inventory in your graveyard.
{2}{U}
Frantic Search
Instant
Draw two cards, then discard two cards. Untap up to three lands.
{4}
Frogmite
Artifact Creature - Frog
Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)
2 /
2
{3}{U}{U}
Frostveil Ambush
Instant
Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.
Cycling {1} ({1}, Discard this card: Draw a card.)
{G}
Fyndhorn Elves
Creature - Elf Druid
{T}: Add {G}.
1 /
1
{R}
Galvanic Blast
Instant
Galvanic Blast deals 2 damage to any target.
Metalcraft -- Galvanic Blast deals 4 damage instead if you control three or more artifacts.
{1}{W}
Gilded Light
Instant
You gain shroud until end of turn. (You can't be the target of spells or abilities.)
Cycling {2} ({2}, Discard this card: Draw a card.)
{G}
Glistener Elf
Creature - Phyrexian Elf Warrior
Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
1 /
1
--
Great Furnace
Artifact Land
{T}: Add {R}.
{B}{G}
Grisly Salvage
Instant
Reveal the top five cards of your library. You may put a creature or land card from among them into your hand. Put the rest into your graveyard.
{G}{U}
Growth Spiral
Instant
Draw a card. You may put a land card from your hand onto the battlefield.
{6}{B}
Gurmag Angler
Creature - Zombie Fish
Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
5 /
5
{4}{U}
Gush
Instant
You may return two Islands you control to their owner's hand rather than pay this spell's mana cost.
Draw two cards.
{R/P}
Gut Shot
Instant
({R/P} can be paid with either {R} or 2 life.)
Gut Shot deals 1 damage to any target.
{1}{U}
Hermetic Study
Enchantment - Aura
Enchant creature
Enchanted creature has "{T}: This creature deals 1 damage to any target."
{3}{U}
Hieroglyphic Illumination
Instant
Draw two cards.
Cycling {U} ({U}, Discard this card: Draw a card.)
{5}{G}
Hooting Mandrills
Creature - Ape
Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Trample
4 /
4
{U}
Hydroblast
Instant
Choose one --
• Counter target spell if it's red.
• Destroy target permanent if it's red.
{3}{G}
Ivy Lane Denizen
Creature - Elf Warrior
Whenever another green creature enters the battlefield under your control, put a +1/+1 counter on target creature.
2 /
3
{1}{G}
Land Grant
Sorcery
If you have no land cards in hand, you may reveal your hand rather than pay this spell's mana cost.
Search your library for a Forest card, reveal that card, put it into your hand, then shuffle.
{R}
Lava Spike
Sorcery - Arcane
Lava Spike deals 3 damage to target player or planeswalker.
{2}{G}
Lead the Stampede
Sorcery
Look at the top five cards of your library. You may reveal any number of creature cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in any order.
{R}
Lightning Bolt
Instant
Lightning Bolt deals 3 damage to any target.
{G}
Llanowar Elves
Creature - Elf Druid
{T}: Add {G}.
1 /
1
{2}{G}
Llanowar Sentinel
Creature - Elf
When Llanowar Sentinel enters the battlefield, you may pay {1}{G}. If you do, search your library for a card named Llanowar Sentinel, put that card onto the battlefield, then shuffle.
2 /
3
{2}{G}
Llanowar Visionary
Creature - Elf Druid
When Llanowar Visionary enters the battlefield, draw a card.
{T}: Add {G}.
2 /
2
{2}{G}{G}
Lys Alana Huntmaster
Creature - Elf Warrior
Whenever you cast an Elf spell, you may create a 1/1 green Elf Warrior creature token.
3 /
3
{1}{R}
Magma Jet
Instant
Magma Jet deals 2 damage to any target. Scry 2.
{G}
Magnify
Instant
All creatures get +1/+1 until end of turn.
{1}{U}
Mana Leak
Instant
Counter target spell unless its controller pays {3}.
{1}{R/G}
Manamorphose
Instant
Add two mana in any combination of colors.
Draw a card.
{U}
Mantle of Tides
Artifact - Equipment
Equipped creature gets +1/+2.
Whenever you draw your second card each turn, attach Mantle of Tides to target creature you control.
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)
{1}{U}
Memory Lapse
Instant
Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.
{G}
Might of the Masses
Instant
Target creature gets +1/+1 until end of turn for each creature you control.
{1}{U}
Miscalculation
Instant
Counter target spell unless its controller pays {2}.
Cycling {2} ({2}, Discard this card: Draw a card.)
{1}{R}
Mob Justice
Sorcery
Mob Justice deals damage to target player or planeswalker equal to the number of creatures you control.
{1}{R}{R}
Molten Rain
Sorcery
Destroy target land. If that land was nonbasic, Molten Rain deals 2 damage to the land's controller.
{1}{G}
Moment's Peace
Instant
Prevent all combat damage that would be dealt this turn.
Flashback {2}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{G}{G}
Multani's Acolyte
Creature - Elf
Echo {G}{G} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When Multani's Acolyte enters the battlefield, draw a card.
2 /
1
{G/P}
Mutagenic Growth
Instant
({G/P} can be paid with either {G} or 2 life.)
Target creature gets +2/+2 until end of turn.
{7}
Myr Enforcer
Artifact Creature - Myr
Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)
4 /
4
{G}
Nettle Sentinel
Creature - Elf Warrior
Nettle Sentinel doesn't untap during your untap step.
Whenever you cast a green spell, you may untap Nettle Sentinel.
2 /
2
{3}{U}
Ninja of the Deep Hours
Creature - Human Ninja
Ninjutsu {1}{U} ({1}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)
Whenever Ninja of the Deep Hours deals combat damage to a player, you may draw a card.
2 /
2
{U}
Obsessive Search
Instant
Draw a card.
Madness {U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
{2}{U}
Of One Mind
Sorcery
This spell costs {2} less to cast if you control a Human creature and a non-Human creature.
Draw two cards.
{U}
Opt
Instant
Scry 1.
Draw a card.
{6}
Oxidda Golem
Artifact Creature - Golem
Affinity for Mountains (This spell costs {1} less to cast for each Mountain you control.)
Haste
3 /
2
{U}
Peek
Instant
Look at target player's hand.
Draw a card.
{2}
Perilous Myr
Artifact Creature - Phyrexian Myr
When Perilous Myr dies, it deals 2 damage to any target.
1 /
1
{2}{B}{B}
Pestilence
Enchantment
At the beginning of the end step, if no creatures are on the battlefield, sacrifice Pestilence.
{B}: Pestilence deals 1 damage to each creature and each player.
{U}
Piracy Charm
Instant
Choose one --
• Target creature gains islandwalk until end of turn. (It can't be blocked as long as defending player controls an Island.)
• Target creature gets +2/-1 until end of turn.
• Target player discards a card.
{U}
Ponder
Sorcery
Look at the top three cards of your library, then put them back in any order. You may shuffle.
Draw a card.
{U}
Portent
Sorcery
Look at the top three cards of target player's library, then put them back in any order. You may have that player shuffle.
Draw a card at the beginning of the next turn's upkeep.
{U}
Preordain
Sorcery
Scry 2, then draw a card. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)
{1}{G}
Priest of Titania
Creature - Elf Druid
{T}: Add {G} for each Elf on the battlefield.
1 /
1
{1}{U}
Prohibit
Instant
Kicker {2} (You may pay an additional {2} as you cast this spell.)
Counter target spell if its mana value is 2 or less. If this spell was kicked, counter that spell if its mana value is 4 or less instead.
{R}
Pyroblast
Instant
Choose one --
• Counter target spell if it's blue.
• Destroy target permanent if it's blue.
{G}
Quirion Ranger
Creature - Elf Ranger
Return a Forest you control to its owner's hand: Untap target creature. Activate only once each turn.
1 /
1
{3}{U}
Rain of Revelation
Instant
Draw three cards, then discard a card.
{6}
Razor Golem
Artifact Creature - Golem
Affinity for Plains (This spell costs {1} less to cast for each Plains you control.)
Vigilance
3 /
4
{1}
Relic of Progenitus
Artifact
{T}: Target player exiles a card from their graveyard.
{1}, Exile Relic of Progenitus: Exile all graveyards. Draw a card.
{2}{W}
Renewed Faith
Instant
You gain 6 life.
Cycling {1}{W} ({1}{W}, Discard this card: Draw a card.)
When you cycle Renewed Faith, you may gain 2 life.
{X}{U}
Repeal
Instant
Return target nonland permanent with mana value X to its owner's hand.
Draw a card.
{2}{U}
Repulse
Instant
Return target creature to its owner's hand.
Draw a card.
{2}{R}
Rift Bolt
Sorcery
Rift Bolt deals 3 damage to any target.
Suspend 1--{R} (Rather than cast this card from your hand, you may pay {R} and exile it with a time counter on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost.)
{G}
Scattershot Archer
Creature - Elf Archer
{T}: Scattershot Archer deals 1 damage to each creature with flying.
1 /
2
{R}{R}
Searing Blaze
Instant
Searing Blaze deals 1 damage to target player or planeswalker and 1 damage to target creature that player or that planeswalker's controller controls.
Landfall -- If you had a land enter the battlefield under your control this turn, Searing Blaze deals 3 damage to that player or planeswalker and 3 damage to that creature instead.
--
Seat of the Synod
Artifact Land
{T}: Add {U}.
{1}{G}
Seeker of Skybreak
Creature - Elf
{T}: Untap target creature.
2 /
1
{R}
Shard Volley
Instant
As an additional cost to cast this spell, sacrifice a land.
Shard Volley deals 3 damage to any target.
{1}{R}
Smash to Smithereens
Instant
Destroy target artifact. Smash to Smithereens deals 3 damage to that artifact's controller.
{1}{U}
Snap
Instant
Return target creature to its owner's hand. Untap up to two lands.
--
Snow-Covered Forest
Basic Snow Land - Forest
({T}: Add {G}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Plains
Basic Snow Land - Plains
({T}: Add {W}.)
--
Snow-Covered Swamp
Basic Snow Land - Swamp
({T}: Add {B}.)
{U}
Spell Pierce
Instant
Counter target noncreature spell unless its controller pays {2}.
{1}{U}
Spellstutter Sprite
Creature - Faerie Wizard
Flash
Flying
When Spellstutter Sprite enters the battlefield, counter target spell with mana value X or less, where X is the number of Faeries you control.
1 /
1
{2}{G}
Spidersilk Armor
Enchantment
Creatures you control get +0/+1 and have reach. (They can block creatures with flying.)
{6}
Spire Golem
Artifact Creature - Golem
Affinity for Islands (This spell costs {1} less to cast for each Island you control.)
Flying
2 /
4
{1}{U}
Startling Development
Instant
Until end of turn, target creature becomes a blue Serpent with base power and toughness 4/4.
Cycling {1} ({1}, Discard this card: Draw a card.)
{U}
Steel Sabotage
Instant
Choose one --
• Counter target artifact spell.
• Return target artifact to its owner's hand.
{1}{U}{U}
Stormbound Geist
Creature - Spirit
Flying
Stormbound Geist can block only creatures with flying.
Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)
2 /
2
{1}{G}
Sylvan Ranger
Creature - Elf Scout Ranger
When Sylvan Ranger enters the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.
1 /
1
{X}{U}
Syncopate
Instant
Counter target spell unless its controller pays {X}. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.
{7}
Tangle Golem
Artifact Creature - Golem
Affinity for Forests (This spell costs {1} less to cast for each Forest you control.)
5 /
4
{1}{U}
Teferi's Response
Instant
Counter target spell or ability an opponent controls that targets a land you control. If a permanent's ability is countered this way, destroy that permanent.
Draw two cards.
--
Terramorphic Expanse
Land
{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
{1}{R}
Thermo-Alchemist
Creature - Human Shaman
Defender
{T}: Thermo-Alchemist deals 1 damage to each opponent.
Whenever you cast an instant or sorcery spell, untap Thermo-Alchemist.
0 /
3
{1}{U}
Think Twice
Instant
Draw a card.
Flashback {2}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{2}{U}
Thirst for Meaning
Instant
Draw three cards. Then discard two cards unless you discard an enchantment card.
{1}{R}
Thrill of Possibility
Instant
As an additional cost to cast this spell, discard a card.
Draw two cards.
{2}{G}
Timberwatch Elf
Creature - Elf
{T}: Target creature gets +X/+X until end of turn, where X is the number of Elves on the battlefield.
1 /
2
{2}{U}
Tragic Lesson
Instant
Draw two cards. Then discard a card unless you return a land you control to its owner's hand.
--
Tree of Tales
Artifact Land
{T}: Add {G}.
{8}
Ulamog's Crusher
Creature - Eldrazi
Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.)
Ulamog's Crusher attacks each combat if able.
8 /
8
--
Urza's Mine
Land - Urza's Mine
{T}: Add {C}. If you control an Urza's Power-Plant and an Urza's Tower, add {C}{C} instead.
--
Urza's Power Plant
Land - Urza's Power-Plant
{T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead.
--
Urza's Tower
Land - Urza's Tower
{T}: Add {C}. If you control an Urza's Mine and an Urza's Power-Plant, add {C}{C}{C} instead.
{U}
Vapor Snag
Instant
Return target creature to its owner's hand. Its controller loses 1 life.
--
Vault of Whispers
Artifact Land
{T}: Add {B}.
{B}
Village Rites
Instant
As an additional cost to cast this spell, sacrifice a creature.
Draw two cards.
{1}
Viridian Longbow
Artifact - Equipment
Equipped creature has "{T}: This creature deals 1 damage to any target."
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the creature leaves.)
{2}
Vulshok Morningstar
Artifact - Equipment
Equipped creature gets +2/+2.
Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)
{1}{G}
Wellwisher
Creature - Elf
{T}: You gain 1 life for each Elf on the battlefield.
1 /
1
{1}{G}
Wild Mongrel
Creature - Dog
Discard a card: Wild Mongrel gets +1/+1 and becomes the color of your choice until end of turn.
2 /
2
{1}{U}
Winter's Rest
Snow Enchantment - Aura
Enchant creature
When Winter's Rest enters the battlefield, tap enchanted creature.
As long as you control another snow permanent, enchanted creature doesn't untap during its controller's untap step.