Boxing Day

When Palace Jailer enters the battlefield, you become the monarch. When Palace Jailer enters the battlefield, exile target creature an opponent con...

Changeling (This card is every creature type.) {X}: Until end of turn, creatures you control have base power and toughness X/X and gain all creatur...

Create two 1/1 white Spirit creature tokens with flying. Flashback {1}{B} (You may cast this card from your graveyard for its flashback cost. Then ...

Flying When Flickerwisp enters the battlefield, exile another target permanent. Return that card to the battlefield under its owner's control at t...

Enchant creature Enchanted creature gets +1/+1 for each enchantment you control and has first strike.

Flash If a nontoken creature would enter the battlefield and it wasn't cast, exile it instead.

Lands you control are Plains. Nonland permanents you control are white. The same is true for spells you control and nonland cards you own that are...

When Banishing Light enters the battlefield, exile target nonland permanent an opponent controls until Banishing Light leaves the battlefield.

Whenever you gain life, put a +1/+1 counter on Ajani's Pridemate.

{T}: Prodigal Sorcerer deals 1 damage to any target.

Creature tokens you control get +1/+1 and have vigilance.

Pirate Ship can't attack unless defending player controls an Island. {T}: Pirate Ship deals 1 damage to any target. When you control no Islands, ...

When Ovinomancer enters the battlefield, sacrifice it unless you return three basic lands you control to their owner's hand. {T}, Return Ovinomanc...

Mistform Ultimus is every creature type (even if this card isn't on the battlefield).

Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

Trample Leviathan enters the battlefield tapped and doesn't untap during your untap step. At the beginning of your upkeep, you may sacrifice two ...

You may choose not to untap Giant Oyster during your untap step. {T}: For as long as Giant Oyster remains tapped, target tapped creature doesn't u...

Flying {U}{U}{U}: Regenerate Ghost Ship.

{T}: Destroy target creature with islandwalk.

Flying

Sacrifice an enchantment: Auratog gets +2/+2 until end of turn.

Dandân can't attack unless defending player controls an Island. When you control no Islands, sacrifice Dandân.

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.) {1}{W}{W}: Target Knight ...

{T}: Witch Hunter deals 1 damage to target player or planeswalker. {1}{W}{W}, {T}: Return target creature an opponent controls to its owner's hand.