Put target attacking or blocking creature on top of its owner's library.
Conspire (As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose a new target for the copy.)
{W}
Ajani's Presence
Instant
Strive -- This spell costs {2}{W} more to cast for each target beyond the first.
Any number of target creatures each get +1/+1 and gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)
{1}{W}
Angelic Gift
Enchantment - Aura
Enchant creature
When Angelic Gift enters the battlefield, draw a card.
Enchanted creature has flying.
{2}{W}
Angelic Purge
Sorcery
As an additional cost to cast this spell, sacrifice a permanent.
Exile target artifact, creature, or enchantment.
{1}{U}
Anticipate
Instant
Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.
{U}
Aqueous Form
Enchantment - Aura
Enchant creature
Enchanted creature can't be blocked.
Whenever enchanted creature attacks, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
{U}
Arcane Flight
Enchantment - Aura
Enchant creature
Enchanted creature gets +1/+1 and has flying.
{U}
Artful Dodge
Sorcery
Target creature can't be blocked this turn.
Flashback {U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
--
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.)
{3}{U}
Aven Fleetwing
Creature - Bird Soldier
Flying
Hexproof (This creature can't be the target of spells or abilities your opponents control.)
2 /
2
--
Azorius Chancery
Land
Azorius Chancery enters the battlefield tapped.
When Azorius Chancery enters the battlefield, return a land you control to its owner's hand.
{T}: Add {W}{U}.
--
Azorius Guildgate
Land - Gate
Azorius Guildgate enters the battlefield tapped.
{T}: Add {W} or {U}.
--
Bant Panorama
Land
{T}: Add {C}.
{1}, {T}, Sacrifice Bant Panorama: Search your library for a basic Forest, Plains, or Island card, put it onto the battlefield tapped, then shuffle.
{W}{U}
Battlewise Hoplite
Creature - Human Soldier
Heroic -- Whenever you cast a spell that targets Battlewise Hoplite, put a +1/+1 counter on Battlewise Hoplite, then scry 1. (To scry 1, look at the top card of your library, then you may put that card on the bottom of your library.)
2 /
2
{1}{U}{U}
Cancel
Instant
Counter target spell.
{1}{U}{U}
Capsize
Instant
Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.)
Return target permanent to its owner's hand.
{1}{U}
Cartouche of Knowledge
Enchantment - Aura Cartouche
Enchant creature you control
When Cartouche of Knowledge enters the battlefield, draw a card.
Enchanted creature gets +1/+1 and has flying.
{W}
Cartouche of Solidarity
Enchantment - Aura Cartouche
Enchant creature you control
When Cartouche of Solidarity enters the battlefield, create a 1/1 white Warrior creature token with vigilance.
Enchanted creature gets +1/+1 and has first strike.
{W}{W}
Cho-Manno's Blessing
Enchantment - Aura
Flash
Enchant creature
As Cho-Manno's Blessing enters the battlefield, choose a color.
Enchanted creature has protection from the chosen color. This effect doesn't remove Cho-Manno's Blessing.
{1}{W}
Chosen by Heliod
Enchantment - Aura
Enchant creature
When Chosen by Heliod enters the battlefield, draw a card.
Enchanted creature gets +0/+2.
{1}{U}
Cloak of Mists
Enchantment - Aura
Enchant creature
Enchanted creature can't be blocked.
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{2}{U}
Compulsive Research
Sorcery
Target player draws three cards. Then that player discards two cards unless they discard a land card.
{U}{U}
Counterspell
Instant
Counter target spell.
{2}{U}
Deep Freeze
Enchantment - Aura
Enchant creature
Enchanted creature has base power and toughness 0/4, has defender, loses all other abilities, and is a blue Wall in addition to its other colors and types.
{2}{W}
Dismantling Blow
Instant
Kicker {2}{U} (You may pay an additional {2}{U} as you cast this spell.)
Destroy target artifact or enchantment. If this spell was kicked, draw two cards.
{U}
Disrupt
Instant
Counter target instant or sorcery spell unless its controller pays {1}.
Draw a card.
{U}
Distortion Strike
Sorcery
Target creature gets +1/+0 until end of turn and can't be blocked this turn.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)
{U}
Dive Down
Instant
Target creature you control gets +0/+3 and gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)
{1}{U}
Eel Umbra
Enchantment - Aura
Flash (You may cast this spell any time you could cast an instant.)
Enchant creature
Enchanted creature gets +1/+1.
Totem armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)
{3}{U}
Elgaud Shieldmate
Creature - Human Soldier
Soulbond (You may pair this creature with another unpaired creature when either enters the battlefield. They remain paired for as long as you control both of them.)
As long as Elgaud Shieldmate is paired with another creature, both creatures have hexproof. (They can't be the targets of spells or abilities your opponents control.)
2 /
3
--
Esper Panorama
Land
{T}: Add {C}.
{1}, {T}, Sacrifice Esper Panorama: Search your library for a basic Plains, Island, or Swamp card, put it onto the battlefield tapped, then shuffle.
{W}
Ethereal Armor
Enchantment - Aura
Enchant creature
Enchanted creature gets +1/+1 for each enchantment you control and has first strike.
--
Evolving Wilds
Land
{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
{2}{U}
Exclude
Instant
Counter target creature spell.
Draw a card.
{2}{U}
Fade Away
Sorcery
For each creature, its controller sacrifices a permanent unless they pay {1}.
{2}{W}
Forsake the Worldly
Instant
Exile target artifact or enchantment.
Cycling {2} ({2}, Discard this card: Draw a card.)
{1}{U}
Ghostly Wings
Enchantment - Aura
Enchant creature
Enchanted creature gets +1/+1 and has flying.
Discard a card: Return enchanted creature to its owner's hand.
{2}{W}
Heliod's Pilgrim
Creature - Human Cleric
When Heliod's Pilgrim enters the battlefield, you may search your library for an Aura card, reveal it, put it into your hand, then shuffle.
1 /
2
{W}{U}
Hindering Light
Instant
Counter target spell that targets you or a permanent you control.
Draw a card.
{2}{W}
Holy Light
Instant
Nonwhite creatures get -1/-1 until end of turn.
{W}
Hyena Umbra
Enchantment - Aura
Enchant creature
Enchanted creature gets +1/+1 and has first strike.
Totem armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)
{U}{U}
Invisibility
Enchantment - Aura
Enchant creature
Enchanted creature can't be blocked except by Walls.
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
{2}{U}
Jhessian Thief
Creature - Human Rogue
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever Jhessian Thief deals combat damage to a player, draw a card.
1 /
3
{1}{W}
Journey to Nowhere
Enchantment
When Journey to Nowhere enters the battlefield, exile target creature.
When Journey to Nowhere leaves the battlefield, return the exiled card to the battlefield under its owner's control.
{2}{W}
Kill Shot
Instant
Destroy target attacking creature.
{W}
Kithkin Armor
Enchantment - Aura
Enchant creature
Enchanted creature can't be blocked by creatures with power 3 or greater.
Sacrifice Kithkin Armor: The next time a source of your choice would deal damage to enchanted creature this turn, prevent that damage.
{1}{W}{U}
Lawmage's Binding
Enchantment - Aura
Flash
Enchant creature
Enchanted creature can't attack or block, and its activated abilities can't be activated.
{3}{U}
Marchesa's Emissary
Creature - Human Rogue
Hexproof (This creature can't be the target of spells or abilities your opponents control.)
Dethrone (Whenever this creature attacks the player with the most life or tied for most life, put a +1/+1 counter on it.)
2 /
2
--
Meandering River
Land
Meandering River enters the battlefield tapped.
{T}: Add {W} or {U}.
{U}
Mizzium Skin
Instant
Target creature you control gets +0/+1 and gains hexproof until end of turn.
Overload {1}{U} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")
{4}{U}
Mulldrifter
Creature - Elemental
Flying
When Mulldrifter enters the battlefield, draw two cards.
Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)
2 /
2
{1}{U}
Negate
Instant
Counter target noncreature spell.
{2}{W}
Oblivion Ring
Enchantment
When Oblivion Ring enters the battlefield, exile another target nonland permanent.
When Oblivion Ring leaves the battlefield, return the exiled card to the battlefield under its owner's control.
--
Opal Palace
Land
{T}: Add {C}.
{1}, {T}: Add one mana of any color in your commander's color identity. If you spend this mana to cast your commander, it enters the battlefield with a number of additional +1/+1 counters on it equal to the number of times it's been cast from the command zone this game.
{2}{U}
Ophidian Eye
Enchantment - Aura
Flash (You may cast this spell any time you could cast an instant.)
Enchant creature
Whenever enchanted creature deals damage to an opponent, you may draw a card.
{U}
Opt
Instant
Scry 1.
Draw a card.
--
Path of Ancestry
Land
Path of Ancestry enters the battlefield tapped.
{T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)
{2}{W}
Pentarch Ward
Enchantment - Aura
Enchant creature
As Pentarch Ward enters the battlefield, choose a color.
When Pentarch Ward enters the battlefield, draw a card.
Enchanted creature has protection from the chosen color. This effect doesn't remove Pentarch Ward.
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
{2}{U}
Repulse
Instant
Return target creature to its owner's hand.
Draw a card.
{1}{U}{U}
Secrets of the Golden City
Sorcery
Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)
Draw two cards. If you have the city's blessing, draw three cards instead.
{U}
Shadow Rift
Instant
Target creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)
Draw a card.
{1}{W}
Shelter
Instant
Target creature you control gains protection from the color of your choice until end of turn.
Draw a card.
{U}
Shimmering Wings
Enchantment - Aura
Enchant creature (Target a creature as you cast this. This card enters the battlefield attached to that creature.)
Enchanted creature has flying. (It can't be blocked except by creatures with flying or reach.)
{U}: Return Shimmering Wings to its owner's hand.
{U}
Sigil of Sleep
Enchantment - Aura
Enchant creature
Whenever enchanted creature deals damage to a player, return target creature that player controls to its owner's hand.
{U}
Slip Through Space
Sorcery
Devoid (This card has no color.)
Target creature can't be blocked this turn.
Draw a card.
{1}{U}
Spectral Flight
Enchantment - Aura
Enchant creature
Enchanted creature gets +2/+2 and has flying.
{2}{W}{U}
Sphinx's Insight
Instant
Draw two cards.
Addendum -- If you cast this spell during your main phase, you gain 2 life.
{2}{W/U}
Steel of the Godhead
Enchantment - Aura
Enchant creature
As long as enchanted creature is white, it gets +1/+1 and has lifelink. (Damage dealt by the creature also causes its controller to gain that much life.)
As long as enchanted creature is blue, it gets +1/+1 and can't be blocked.
{1}{U}
Stratus Walk
Enchantment - Aura
Enchant creature
When Stratus Walk enters the battlefield, draw a card.
Enchanted creature has flying. (It can't be blocked except by creatures with flying or reach.)
Enchanted creature can block only creatures with flying.
{6}{U}
Striped Riverwinder
Creature - Serpent
Hexproof (This creature can't be the target of spells or abilities your opponents control.)
Cycling {U} ({U}, Discard this card: Draw a card.)
5 /
5
{1}{W}
Take Vengeance
Sorcery
Destroy target tapped creature.
--
Tranquil Cove
Land
Tranquil Cove enters the battlefield tapped.
When Tranquil Cove enters the battlefield, you gain 1 life.
{T}: Add {W} or {U}.
{2}{U}
Traveler's Cloak
Enchantment - Aura
Enchant creature
As Traveler's Cloak enters the battlefield, choose a land type.
When Traveler's Cloak enters the battlefield, draw a card.
Enchanted creature has landwalk of the chosen type. (It can't be blocked as long as defending player controls a land of that type.)
{7}{U}
Treasure Cruise
Sorcery
Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Draw three cards.
{U}
Vanishing
Enchantment - Aura
Enchant creature
{U}{U}: Enchanted creature phases out. (While it's phased out, it's treated as though it doesn't exist. It phases in before its controller untaps during their next untap step.)