When Agent of Treachery enters the battlefield, gain control of target permanent.
At the beginning of your end step, if you control three or more permanents you don't own, draw three cards.
2 /
3
{3}{U}{U}
Air Elemental
Creature - Elemental
Flying
4 /
4
{3}{U}{U}
Air Elemental
Creature - Elemental
Flying
4 /
4
{2}{U}
Aven Wind Mage
Creature - Bird Wizard
Flying
Whenever you cast an instant or sorcery spell, Aven Wind Mage gets +1/+1 until end of turn.
2 /
2
{2}{U}
Aven Wind Mage
Creature - Bird Wizard
Flying
Whenever you cast an instant or sorcery spell, Aven Wind Mage gets +1/+1 until end of turn.
2 /
2
{1}{U}
Brineborn Cutthroat
Creature - Merfolk Pirate
Flash (You may cast this spell any time you could cast an instant.)
Whenever you cast a spell during an opponent's turn, put a +1/+1 counter on Brineborn Cutthroat.
2 /
1
{4}{U}{U}
Captivating Gyre
Sorcery
Return up to three target creatures to their owners' hands.
{1}{U}{U}
Claustrophobia
Enchantment - Aura
Enchant creature
When Claustrophobia enters the battlefield, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
{2}{U}
Cloudkin Seer
Creature - Elemental Wizard
Flying
When Cloudkin Seer enters the battlefield, draw a card.
2 /
1
{2}{U}
Cloudkin Seer
Creature - Elemental Wizard
Flying
When Cloudkin Seer enters the battlefield, draw a card.
2 /
1
{5}{U}{U}
Cryptic Serpent
Creature - Serpent
This spell costs {1} less to cast for each instant and sorcery card in your graveyard.
6 /
5
{5}{U}{U}
Cryptic Serpent
Creature - Serpent
This spell costs {1} less to cast for each instant and sorcery card in your graveyard.
6 /
5
{3}{U}
Decision Paralysis
Instant
Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.
{3}{U}
Decision Paralysis
Instant
Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.
{1}{U}
Dramatic Reversal
Instant
Untap all nonland permanents you control.
{2}{U}{U}
Dungeon Geists
Creature - Spirit
Flying
When Dungeon Geists enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Dungeon Geists.
3 /
3
{3}{U}
Engulf the Shore
Instant
Return to their owners' hands all creatures with toughness less than or equal to the number of Islands you control.
{2}{U}
Frost Lynx
Creature - Elemental Cat
When Frost Lynx enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.
2 /
2
{2}{U}
Frost Lynx
Creature - Elemental Cat
When Frost Lynx enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.
2 /
2
{2}{U}
Galestrike
Instant
Return target tapped creature to its owner's hand.
Draw a card.
{2}{U}
Galestrike
Instant
Return target tapped creature to its owner's hand.
Draw a card.
{3}
Howling Golem
Artifact Creature - Golem
Whenever Howling Golem attacks or blocks, each player draws a card.
2 /
3
--
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}.)
--
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}.)
{1}{U}
Moat Piranhas
Creature - Fish
Defender (This creature can't attack.)
3 /
3
{1}{U}
Moat Piranhas
Creature - Fish
Defender (This creature can't attack.)
3 /
3
{5}{U}
Rise from the Tides
Sorcery
Create a tapped 2/2 black Zombie creature token for each instant and sorcery card in your graveyard.
{4}{U}{U}
River's Rebuke
Sorcery
Return all nonland permanents target player controls to their owner's hand.
{3}{U}{U}
Salvager of Secrets
Creature - Merfolk Wizard
When Salvager of Secrets enters the battlefield, return target instant or sorcery card from your graveyard to your hand.
2 /
2
{3}{U}{U}
Salvager of Secrets
Creature - Merfolk Wizard
When Salvager of Secrets enters the battlefield, return target instant or sorcery card from your graveyard to your hand.
2 /
2
{4}{U}{U}
Sphinx of Enlightenment
Creature - Sphinx
Flying
When Sphinx of Enlightenment enters the battlefield, target opponent draws a card and you draw three cards.
5 /
5
{U}
Unsummon
Instant
Return target creature to its owner's hand.
{2}{U}
Warden of Evos Isle
Creature - Bird Wizard
Flying
Creature spells with flying you cast cost {1} less to cast.
2 /
2
{2}{U}
Warden of Evos Isle
Creature - Bird Wizard
Flying
Creature spells with flying you cast cost {1} less to cast.
2 /
2
{2}{U}
Winged Words
Sorcery
This spell costs {1} less to cast if you control a creature with flying.
Draw two cards.
{2}{U}
Winged Words
Sorcery
This spell costs {1} less to cast if you control a creature with flying.