Brazen Borrower can block only creatures with flying.
Return target nonland permanent an opponent controls to its owner's hand.
3 /
1
{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
{U}
Bubble Snare
Enchantment - Aura
Kicker {2}{U} (You may pay an additional {2}{U} as you cast this spell.)
Enchant creature
When Bubble Snare enters the battlefield, if it was kicked, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
{U}
Bubble Snare
Enchantment - Aura
Kicker {2}{U} (You may pay an additional {2}{U} as you cast this spell.)
Enchant creature
When Bubble Snare enters the battlefield, if it was kicked, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
{1}{U}{U}
Cancel
Instant
Counter target spell.
{1}{U}{U}
Cancel
Instant
Counter target spell.
{1}{U}{U}
Cancel
Instant
Counter target spell.
{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
{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
{2}{U}
Convolute
Instant
Counter target spell unless its controller pays {4}.
{1}{U}
Deliberate
Instant
Scry 2, then draw a card.
{2}{U}
Frost Breath
Instant
Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.
{2}{U}
Frost Breath
Instant
Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.
{2}{U}
Glacial Grasp
Instant
Tap target creature. Its controller mills two cards. That creature doesn't untap during its controller's next untap step. (They put the top two cards of their library into their graveyard.)
Draw a card.
--
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}.)
{4}{U}
Living Tempest
Creature - Elemental
Flash
Flying
3 /
3
{1}{U}
Lofty Denial
Instant
Counter target spell unless its controller pays {1}. If you control a creature with flying, counter that spell unless its controller pays {4} instead.
{1}{U}
Lofty Denial
Instant
Counter target spell unless its controller pays {1}. If you control a creature with flying, counter that spell unless its controller pays {4} instead.
{1}{U}
Negate
Instant
Counter target noncreature spell.
{1}{U}
Negate
Instant
Counter target noncreature spell.
{4}{U}
Pouncing Shoreshark
Creature - Shark Beast
Mutate {3}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Flash
Whenever this creature mutates, you may return target creature an opponent controls to its owner's hand.
4 /
3
{4}{U}
Pouncing Shoreshark
Creature - Shark Beast
Mutate {3}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Flash
Whenever this creature mutates, you may return target creature an opponent controls to its owner's hand.
4 /
3
{1}{U}
Rune of Flight
Enchantment - Aura Rune
Enchant permanent
When Rune of Flight enters the battlefield, draw a card.
As long as enchanted permanent is a creature, it has flying.
As long as enchanted permanent is an Equipment, it has "Equipped creature has flying."
{1}{U}{U}
Sea-Dasher Octopus
Creature - Octopus
Mutate {1}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Flash
Whenever this creature deals combat damage to a player, draw a card.
2 /
2
{U}
Spectral Sailor
Creature - Spirit Pirate
Flash (You may cast this spell any time you could cast an instant.)
Flying
{3}{U}: Draw a card.
1 /
1
{4}{U}{U}
Sublime Epiphany
Instant
Choose one or more --
• Counter target spell.
• Counter target activated or triggered ability.
• Return target nonland permanent to its owner's hand.
• Create a token that's a copy of target creature you control.
• Target player draws a card.
--
Umara Wizard // Umara Wizard
Card
{4}{U}{U}
Undersea Invader
Creature - Giant Rogue
Flash
Undersea Invader enters the battlefield tapped.
5 /
6
{1}{U}
Unsubstantiate
Instant
Return target spell or creature to its owner's hand.
{1}{U}
Unsubstantiate
Instant
Return target spell or creature to its owner's hand.
{U}
Witching Well
Artifact
When Witching Well enters the battlefield, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)
{3}{U}, Sacrifice Witching Well: Draw two cards.
{U}
Witching Well
Artifact
When Witching Well enters the battlefield, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)
{3}{U}, Sacrifice Witching Well: Draw two cards.
{U}
Zulaport Duelist
Creature - Human Rogue
Flash
When Zulaport Duelist enters the battlefield, up to one target creature gets -2/-0 until end of turn. Its controller mills two cards. (They put the top two cards of their library into their graveyard.)