Ixalan

Flash Flying Dreamcaller Siren can block only creatures with flying. When Dreamcaller Siren enters the battlefield, if you control another Pirate, ...

Gain control of target creature with converted mana cost X.

Gain control of target creature with mana value X.

Creatures you control with flying get +1/+1.

Creatures you control with flying get +1/+1.

Whenever Fleet Swallower attacks, target player puts the top half of their library, rounded up, into their graveyard.

Whenever Fleet Swallower attacks, target player mills half their library, rounded up.

Return up to two target creatures to their owner's hand. Search your library and/or graveyard for a card named Jace, Ingenious Mind-Mage, reveal it...

Creatures you control with +1/+1 counters on them can't be blocked.

Creatures you control with +1/+1 counters on them can't be blocked.

When Hostage Taker enters the battlefield, exile another target creature or artifact until Hostage Taker leaves the battlefield. You may cast that ...

When Hostage Taker enters the battlefield, exile another target creature or artifact until Hostage Taker leaves the battlefield. You may cast that ...

When this creature becomes the target of a spell, sacrifice it.

As long as you control a Jace planeswalker, Jace's Sentinel gets +1/+0 and can't be blocked.

[+1]: Whenever one or more creatures you control deal combat damage to a player this turn, draw a card, then discard a card. [−2]: Create a 2/2 blu...

[+1]: Whenever one or more creatures you control deal combat damage to a player this turn, draw a card, then discard a card. [-2]: Create a 2/2 bl...

[+1]: Draw a card. [+1]: Untap all creatures you control. [-9]: Gain control of up to three target creatures.

Spells your opponents cast that target a Merfolk you control cost {2} more to cast. Abilities your opponents activate that target a Merfolk you con...

Spells your opponents cast that target a Merfolk you control cost {2} more to cast. Abilities your opponents activate that target a Merfolk you con...

This spell costs {1} less to cast if you control a Pirate. Counter target spell unless its controller pays {4}.

This spell costs {1} less to cast if you control a Pirate. Counter target spell unless its controller pays {4}.

Raid — At the beginning of your end step, if you attacked with a creature this turn, you may draw a card. If you do, discard a card.