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If you would draw a card, draw two cards instead.

Counter target spell unless its controller pays {1} for each blue permanent you control.

Enchant creature Enchanted creature doesn't untap during its controller's untap step. Enchanted creature has "{1}, Put a -1/-1 counter on this cr...

{T}: Target player discards a card. Activate only during your turn. Put a -1/-1 counter on Cinderhaze Wretch: Untap Cinderhaze Wretch.

Take an extra turn after this one. Skip the untap step of that turn.

If you would gain life, you gain twice that much life instead.

Whenever River Kelpie or another permanent enters the battlefield from a graveyard, draw a card. Whenever a player casts a spell from a graveyard,...

Counter target spell. You may shuffle up to one target card from your graveyard into your library.

At the beginning of your upkeep, you may exchange control of target nonland permanent you control and target nonland permanent an opponent controls...

Flash When Prismwake Merrow enters the battlefield, target permanent becomes the color or colors of your choice until end of turn.

{W/U}: Parapet Watchers gets +0/+1 until end of turn.

{1}{U}, {Q}: Merrow Wavebreakers gains flying until end of turn. ({Q} is the untap symbol.)

Leech Bonder enters the battlefield with two -1/-1 counters on it. {U}, {Q}: Move a counter from target creature onto a second target creature. ({Q...

Flying {1}{U}, {Q}: Target opponent exiles the top card of their library. Until end of turn, you may play that card. ({Q} is the untap symbol.)

Flying Whenever Kinscaer Harpoonist attacks, you may have target creature lose flying until end of turn.

Shroud (This creature can't be the target of spells or abilities.) Isleback Spawn gets +4/+8 as long as a library has twenty or fewer cards in it.

{T}: Prevent the next 1 damage that would be dealt to any target this turn. Put a -1/-1 counter on Barrenton Medic: Untap Barrenton Medic.

Draw two cards, then discard a card. Conspire (As you cast this spell, you may tap two untapped creatures you control that share a color with it. W...

Draw a card for each Island you control.

Flying Faerie Swarm's power and toughness are each equal to the number of blue permanents you control.

Whenever a player casts a blue spell, you may pay {1}. If you do, target player mills two cards.

Blue creatures you control can't be blocked.

Sacrifice Cursecatcher: Counter target instant or sorcery spell unless its controller pays {1}.

Counter target spell. Search its controller's graveyard, hand, and library for all cards with the same name as that spell and exile them. Then that...