If you would draw a card, you may instead choose land or nonland and reveal cards from the top of your library until you reveal a card of the chosen kind. Put that card into your hand and put all other cards revealed this way on the bottom of your library in any order.
{2}{R}
Aggravated Assault
Enchantment
{3}{R}{R}: Untap all creatures you control. After this main phase, there is an additional combat phase followed by an additional main phase. Activate only as a sorcery.
{3}{G}{G}
Aid from the Cowl
Enchantment
Revolt -- At the beginning of your end step, if a permanent you controlled left the battlefield this turn, reveal the top card of your library. If it's a permanent card, you may put it onto the battlefield. Otherwise, you may put it on the bottom of your library.
--
Arcane Lighthouse
Land
{T}: Add {C}.
{1}, {T}: Until end of turn, creatures your opponents control lose hexproof and shroud and can't have hexproof or shroud.
{2}
Arcane Signet
Artifact
{T}: Add one mana of any color in your commander's color identity.
{1}{G}
Aspect of Mongoose
Enchantment - Aura
Enchant creature
Enchanted creature has shroud. (It can't be the target of spells or abilities.)
When Aspect of Mongoose is put into a graveyard from the battlefield, return Aspect of Mongoose to its owner's hand.
{2}{G}
Awakening Zone
Enchantment
At the beginning of your upkeep, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this creature: Add {C}."
{G}
Birds of Paradise
Creature - Bird
Flying
{T}: Add one mana of any color.
0 /
1
--
Blightstep Pathway
Land
{T}: Add {B}.
--
Searstep Pathway
Land
{T}: Add {R}.
--
Blood Crypt
Land - Swamp Mountain
({T}: Add {B} or {R}.)
As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
{R}
Bloodlust Inciter
Creature - Human Warrior
{T}: Target creature gains haste until end of turn.
1 /
1
--
Bloodstained Mire
Land
{T}, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.
--
Blooming Marsh
Land
Blooming Marsh enters the battlefield tapped unless you control two or fewer other lands.
{T}: Add {B} or {G}.
{3}{B}{B}{B}
Bolas's Citadel
Legendary Artifact
You may look at the top card of your library any time.
You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost.
{T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.
--
Bonders' Enclave
Land
{T}: Add {C}.
{3}, {T}: Draw a card. Activate only if you control a creature with power 4 or greater.
--
Boseiju, Who Endures
Legendary Land
{T}: Add {G}.
Channel -- {1}{G}, Discard Boseiju, Who Endures: Destroy target artifact, enchantment, or nonbasic land an opponent controls. That player may search their library for a land card with a basic land type, put it onto the battlefield, then shuffle. This ability costs {1} less to activate for each legendary creature you control.
{2}{R}
Carnelian Orb of Dragonkind
Artifact
{T}: Add {R}. If that mana is spent on a Dragon creature spell, it gains haste until end of turn.
{4}{R}
Coercive Recruiter
Creature - Orc Pirate
Whenever Coercive Recruiter or another Pirate enters the battlefield under your control, gain control of target creature until end of turn. Untap that creature. Until end of turn, it gains haste and becomes a Pirate in addition to its other types.
4 /
3
{2}{G}
Colossal Majesty
Enchantment
At the beginning of your upkeep, if you control a creature with power 4 or greater, draw a card.
{5}{G}{G}
Colossification
Enchantment - Aura
Enchant creature
When Colossification enters the battlefield, tap enchanted creature.
Enchanted creature gets +20/+20.
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{6}
Coveted Jewel
Artifact
When Coveted Jewel enters the battlefield, draw three cards.
{T}: Add three mana of any one color.
Whenever one or more creatures an opponent controls attack you and aren't blocked, that player draws three cards and gains control of Coveted Jewel. Untap it.
--
Cragcrown Pathway
Land
{T}: Add {R}.
--
Timbercrown Pathway
Land
{T}: Add {G}.
{R}
Curse of Opulence
Enchantment - Aura Curse
Enchant player
Whenever enchanted player is attacked, create a Gold token. Each opponent attacking that player does the same. (A Gold token is an artifact with "Sacrifice this artifact: Add one mana of any color.")
--
Darkbore Pathway
Land
{T}: Add {B}.
--
Slitherbore Pathway
Land
{T}: Add {G}.
{2}{B}{G}
Deathreap Ritual
Enchantment
Morbid -- At the beginning of each end step, if a creature died this turn, you may draw a card.
{G}
Delighted Halfling
Creature - Halfling Citizen
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a legendary spell, and that spell can't be countered.
1 /
2
{G}
Elves of Deep Shadow
Creature - Elf Druid
{T}: Add {B}. Elves of Deep Shadow deals 1 damage to you.
1 /
1
{G}
Elvish Mystic
Creature - Elf Druid
{T}: Add {G}.
1 /
1
--
Exotic Orchard
Land
{T}: Add one mana of any color that a land an opponent controls could produce.
{2}
Fellwar Stone
Artifact
{T}: Add one mana of any color that a land an opponent controls could produce.
--
Forbidden Orchard
Land
{T}: Add one mana of any color.
Whenever you tap Forbidden Orchard for mana, target opponent creates a 1/1 colorless Spirit creature token.
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
{G}
Fyndhorn Elves
Creature - Elf Druid
{T}: Add {G}.
1 /
1
{2}{R}
Gadrak, the Crown-Scourge
Legendary Creature - Dragon
Flying
Gadrak, the Crown-Scourge can't attack unless you control four or more artifacts.
At the beginning of your end step, create a Treasure token for each nontoken creature that died this turn. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")
5 /
4
{4}{B}{G}
Garruk, Cursed Huntsman
Legendary Planeswalker - Garruk
0: Create two 2/2 black and green Wolf creature tokens with "When this creature dies, put a loyalty counter on each Garruk you control."
-3: Destroy target creature. Draw a card.
-6: You get an emblem with "Creatures you control get +3/+3 and have trample."
L:
5
{2}{G}{G}{G}
Garruk, Primal Hunter
Legendary Planeswalker - Garruk
+1: Create a 3/3 green Beast creature token.
-3: Draw cards equal to the greatest power among creatures you control.
-6: Create a 6/6 green Wurm creature token for each land you control.
L:
3
{1}{R}
Generator Servant
Creature - Elemental
{T}, Sacrifice Generator Servant: Add {C}{C}. If that mana is spent on a creature spell, it gains haste until end of turn. (That creature can attack and {T} as soon as it comes under your control.)
2 /
1
{3}{B}
Grasping Shadows
Enchantment
Whenever a creature you control attacks alone, it gains deathtouch and lifelink until end of turn. Put a dread counter on Grasping Shadows. Then if there are three or more dread counters on it, transform it.
--
Shadows' Lair
Land - Cave
(Transforms from Grasping Shadows.)
{T}: Add {B}.
{B}, {T}, Remove a dread counter from Shadows' Lair: You draw a card and you lose 1 life.
{1}{B}{G}
Grismold, the Dreadsower
Legendary Creature - Troll Shaman
Trample
At the beginning of your end step, each player creates a 1/1 green Plant creature token.
Whenever a creature token dies, put a +1/+1 counter on Grismold, the Dreadsower.
3 /
3
{1}{G}
Ground Seal
Enchantment
When Ground Seal enters the battlefield, draw a card.
Cards in graveyards can't be the targets of spells or abilities.
--
Grove of the Burnwillows
Land
{T}: Add {C}.
{T}: Add {R} or {G}. Each opponent gains 1 life.
{2}{G}
Guardian Augmenter
Creature - Troll Wizard
Flash
Commander creatures you control get +2/+2.
Commanders you control have hexproof.
2 /
2
{1}{R}
Guild Artisan
Legendary Enchantment - Background
Commander creatures you own have "Whenever this creature attacks a player, if no opponent has more life than that player, you create two Treasure tokens." (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")
--
Hall of the Bandit Lord
Legendary Land
Hall of the Bandit Lord enters the battlefield tapped.
{T}, Pay 3 life: Add {C}. If that mana is spent on a creature spell, it gains haste.
{1}{R}
Humble Defector
Creature - Human Rogue
{T}: Draw two cards. Target opponent gains control of Humble Defector. Activate only during your turn.
2 /
1
{G}
Ignoble Hierarch
Creature - Goblin Shaman
Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)
{T}: Add {B}, {R}, or {G}.
0 /
1
{1}{G}
Ilysian Caryatid
Creature - Plant
{T}: Add one mana of any color. If you control a creature with power 4 or greater, add two mana of any one color instead.
1 /
1
--
Karplusan Forest
Land
{T}: Add {C}.
{T}: Add {R} or {G}. Karplusan Forest deals 1 damage to you.
{B}
Kaya's Ghostform
Enchantment - Aura
Enchant creature or planeswalker you control
When enchanted permanent dies or is put into exile, return that card to the battlefield under your control.
{2}{R}{R}{R}
Kiki-Jiki, Mirror Breaker
Legendary Creature - Goblin Shaman
Haste
{T}: Create a token that's a copy of target nonlegendary creature you control, except it has haste. Sacrifice it at the beginning of the next end step.
2 /
2
{2}{B}{R}{G}
Korvold, Fae-Cursed King
Legendary Creature - Dragon Noble
Flying
Whenever Korvold, Fae-Cursed King enters the battlefield or attacks, sacrifice another permanent.
Whenever you sacrifice a permanent, put a +1/+1 counter on Korvold and draw a card.
4 /
4
{2}
Lightning Greaves
Artifact - Equipment
Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)
Equip {0}
{G}
Llanowar Elves
Creature - Elf Druid
{T}: Add {G}.
1 /
1
--
Llanowar Wastes
Land
{T}: Add {C}.
{T}: Add {B} or {G}. Llanowar Wastes deals 1 damage to you.
{1}{R}
Loyal Apprentice
Creature - Human Artificer
Haste
Lieutenant -- At the beginning of combat on your turn, if you control your commander, create a 1/1 colorless Thopter artifact creature token with flying. That token gains haste until end of turn.
2 /
1
--
Luxury Suite
Land
Luxury Suite enters the battlefield tapped unless you have two or more opponents.
{T}: Add {B} or {R}.
{1}{B}{R}
Mayhem Devil
Creature - Devil
Whenever a player sacrifices a permanent, Mayhem Devil deals 1 damage to any target.
3 /
3
{G}
Mirri's Guile
Enchantment
At the beginning of your upkeep, you may look at the top three cards of your library, then put them back in any order.
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
{2}
Noble's Purse
Artifact
Noble's Purse enters the battlefield tapped and with three coin counters on it.
{T}, Remove a coin counter from Noble's Purse: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")
--
Overgrown Tomb
Land - Swamp Forest
({T}: Add {B} or {G}.)
As Overgrown Tomb enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
--
Plaza of Heroes
Land
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a legendary spell.
{T}: Add one mana of any color among legendary permanents you control.
{3}, {T}, Exile Plaza of Heroes: Target legendary creature gains hexproof and indestructible until end of turn.
{3}{R}{R}
Possibility Storm
Enchantment
Whenever a player casts a spell from their hand, that player exiles it, then exiles cards from the top of their library until they exile a card that shares a card type with it. That player may cast that card without paying its mana cost. Then they put all cards exiled with Possibility Storm on the bottom of their library in a random order.
{8}{G}{G}
Primal Surge
Sorcery
Exile the top card of your library. If it's a permanent card, you may put it onto the battlefield. If you do, repeat this process.
{2}{G}
Ramunap Excavator
Creature - Snake Cleric
You may play lands from your graveyard.
2 /
3
{1}{R}{G}
Rhythm of the Wild
Enchantment
Creature spells you control can't be countered.
Nontoken creatures you control have riot. (They enter the battlefield with your choice of a +1/+1 counter or haste.)
{4}{R/G}
Runes of the Deus
Enchantment - Aura
Enchant creature
As long as enchanted creature is red, it gets +1/+1 and has double strike. (It deals both first-strike and regular combat damage.)
As long as enchanted creature is green, it gets +1/+1 and has trample.
{1}{G}
Sanctum Weaver
Enchantment Creature - Dryad
{T}: Add X mana of any one color, where X is the number of enchantments you control.
0 /
2
{2}{R}{G}
Sarkhan Vol
Legendary Planeswalker - Sarkhan
+1: Creatures you control get +1/+1 and gain haste until end of turn.
-2: Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn.
-6: Create five 4/4 red Dragon creature tokens with flying.
L:
4
{4}{R}{G}
Savage Ventmaw
Creature - Dragon
Flying
Whenever Savage Ventmaw attacks, add {R}{R}{R}{G}{G}{G}. Until end of turn, you don't lose this mana as steps and phases end.
4 /
4
{1}{G}
Scavenging Ooze
Creature - Ooze
{G}: Exile target card from a graveyard. If it was a creature card, put a +1/+1 counter on Scavenging Ooze and you gain 1 life.
2 /
2
{2}{B}
Seal of Doom
Enchantment
Sacrifice Seal of Doom: Destroy target nonblack creature. It can't be regenerated.
{1}{G}
Seal of Primordium
Enchantment
Sacrifice Seal of Primordium: Destroy target artifact or enchantment.
{1}
Shadowspear
Legendary Artifact - Equipment
Equipped creature gets +1/+1 and has trample and lifelink.
{1}: Permanents your opponents control lose hexproof and indestructible until end of turn.
Equip {2}
{2}{G}
Shaman of Forgotten Ways
Creature - Human Shaman
{T}: Add two mana in any combination of colors. Spend this mana only to cast creature spells.
Formidable -- {9}{G}{G}, {T}: Each player's life total becomes the number of creatures they control. Activate only if creatures you control have total power 8 or greater.
2 /
3
--
Sokenzan, Crucible of Defiance
Legendary Land
{T}: Add {R}.
Channel -- {3}{R}, Discard Sokenzan, Crucible of Defiance: Create two 1/1 colorless Spirit creature tokens. They gain haste until end of turn. This ability costs {1} less to activate for each legendary creature you control.
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{2}{G}
Somberwald Sage
Creature - Human Druid
{T}: Add three mana of any one color. Spend this mana only to cast creature spells.
0 /
1
--
Spire Garden
Land
Spire Garden enters the battlefield tapped unless you have two or more opponents.
{T}: Add {R} or {G}.
--
Stomping Ground
Land - Mountain Forest
({T}: Add {R} or {G}.)
As Stomping Ground enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
--
Sulfurous Springs
Land
{T}: Add {C}.
{T}: Add {B} or {R}. Sulfurous Springs deals 1 damage to you.
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
{2}
Swiftfoot Boots
Artifact - Equipment
Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)
Equip {1}
{1}{G}
Sylvan Library
Enchantment
At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.
{G}
Sylvan Safekeeper
Creature - Human Wizard
Sacrifice a land: Target creature you control gains shroud until end of turn. (It can't be the target of spells or abilities.)
1 /
1
{2}{R}
Treasure Nabber
Creature - Goblin Rogue
Whenever an opponent taps an artifact for mana, gain control of that artifact until the end of your next turn.
3 /
2
{5}
Ugin's Nexus
Legendary Artifact
If a player would begin an extra turn, that player skips that turn instead.
If Ugin's Nexus would be put into a graveyard from the battlefield, instead exile it and take an extra turn after this one.
{G}
Ulvenwald Tracker
Creature - Human Shaman
{1}{G}, {T}: Target creature you control fights another target creature.
1 /
1
--
Undergrowth Stadium
Land
Undergrowth Stadium enters the battlefield tapped unless you have two or more opponents.
{T}: Add {B} or {G}.
{3}{B}{R}{G}
Vaevictis Asmadi, the Dire
Legendary Creature - Elder Dragon
Flying
Whenever Vaevictis Asmadi, the Dire attacks, for each player, choose target permanent that player controls. Those players sacrifice those permanents. Each player who sacrificed a permanent this way reveals the top card of their library, then puts it onto the battlefield if it's a permanent card.
6 /
6
--
Verdant Catacombs
Land
{T}, Pay 1 life, Sacrifice Verdant Catacombs: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.
{5}
Wandering Archaic
Creature - Avatar
Whenever an opponent casts an instant or sorcery spell, they may pay {2}. If they don't, you may copy that spell. You may choose new targets for the copy.
4 /
4
--
Explore the Vastlands
Sorcery
Each player looks at the top five cards of their library and may reveal a land card and/or an instant or sorcery card from among them. Each player puts the cards they revealed this way into their hand and the rest on the bottom of their library in a random order. Each player gains 3 life.
4 /
4
--
War Room
Land
{T}: Add {C}.
{3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card.
{3}
Whispersilk Cloak
Artifact - Equipment
Equipped creature can't be blocked and has shroud. (It can't be the target of spells or abilities.)
Equip {2}
{G}
Wild Growth
Enchantment - Aura
Enchant land
Whenever enchanted land is tapped for mana, its controller adds an additional {G}.
{2}
Winter Orb
Artifact
As long as Winter Orb is untapped, players can't untap more than one land during their untap steps.
--
Wooded Foothills
Land
{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.