Spooky20

Return target creature to its owner's hand. Its controller loses 1 life.

At the beginning of your end step, untap target Merfolk you control. Other Merfolk you control get +1/+1.

When this creature enters, tap target artifact or creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter w...

Whenever you draw a card, put a +1/+1 counter on each other Merfolk and/or Knight you control.

When Ezuri, Stalker of Spheres enters the battlefield, you may pay {3}. If you do, proliferate twice. Whenever you proliferate, draw a card.

Gain control of target creature with mana value X or less. If X is 5 or more, create a token that's a copy of that creature.

Electrolyze deals 2 damage divided as you choose among one or two targets. Draw a card.

For each spell and ability your opponents control, counter it unless its controller pays {4}.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Return target creature or enchantment an opponent controls to its owner's hand.

Mutate {3}{G/U}{G/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 crea...

Attach target Aura attached to a creature or land to another permanent of that type.

Verazol, the Split Current enters the battlefield with a +1/+1 counter on it for each mana spent to cast it. Whenever you cast a kicked spell, you ...

Whenever you cast an instant or sorcery spell, create a 2/2 blue Drake creature token with flying.

Defender (This creature can't attack.) When Wall of Runes enters the battlefield, scry 1. (Look at the top card of your library. You may put that c...

Whenever you draw a card, target opponent loses 1 life and you gain 1 life.

Counter target artifact or creature spell unless its controller pays {4}.

Menace Whenever you attack, draw a card, then discard a card. Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehi...

Changeling (This card is every creature type.) You may have Moritte of the Frost enter the battlefield as a copy of a permanent you control, except...

{2}{W}{U}: Exile target creature. Return that card to the battlefield under its owner's control at the beginning of the next end step.

{2}{U}, {T}: Target player draws a card, then exiles a card from their hand. If a creature card is exiled this way, that player creates a token tha...

{T}, Mill a card: Add {C}. (To mill a card, put the top card of your library into your graveyard.)

{T}, Exile cards from your graveyard equal to the number of opponents you have: Target creature card in your graveyard gains encore until end of tu...

Flying Creature spells with flying you cast cost {1} less to cast.