Whenever you cast a noncreature spell, put an oil counter on this creature.
Remove an oil counter from this creature: Target creature gains flying until end of turn. Activate only as a sorcery.

Other Merfolk you control get +1/+1.
Whenever one or more Merfolk you control attack a player, draw a card.

When this creature enters, look at the top three cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Flying
When this creature enters, scry 3.

Flying
Foretell

Flying
When this creature dies, you gain control of all enchantments. (You don't get to move Auras.)

Whenever this creature deals combat damage to a player, you get that many .
At the beginning of combat on your turn, you may pay . When you do, this creature becomes a copy of another target creature you control, except it has this ability and "Whenever this creature deals combat damage to a player, you get that many ."

, : Draw a card, then discard a card.
Whenever you discard one or more artifact cards, create a tapped Powerstone token. This ability triggers only once each turn.

: Target snow land you control becomes a 4/4 Elemental creature with hexproof and haste until end of turn. It's still a land.

If an opponent has no cards in hand, this spell costs less to cast.
Flying

Flying
Sacrifice this creature: Return up to two target creatures to their owners' hands. Activate only during your upkeep.

Flying
Whenever this creature attacks, choose a counter on a permanent you control. Put a counter of that kind on target permanent you control if it doesn't have a counter of that kind on it.

Flying
When this creature enters, amass Zombies 1.

Flying
When this creature enters, look at the top four cards of your library, then put them back in any order.
: Look at the top four cards of your library, then put them back in any order.

Flying
When this creature dies, you may draw a card.

Flying
Hexproof

Flying
When this creature enters, return target land to its owner's hand.

Flying
Embalm

Flash
Flying

Flying, protection from red

Flying
When this creature enters, choose one —
• Put a +1/+1 counter on this creature.
• Return target creature to its owner's hand.

Flying
Whenever you cast an instant or sorcery spell, this creature gets +1/+1 until end of turn.

Flying
: Target player reveals the top card of their library.

Flying
Cycling
When you cycle this card, put a flying counter on target creature you control.

When this creature enters, create a 1/1 colorless Thopter artifact creature token with flying.

Flying
: This creature gets +2/+2 until end of turn. You skip your next untap step. Activate only once each turn.

When this creature transforms into Awoken Horror, return all non-Horror creatures to their owners' hands.

Tap an untapped Wizard you control: Draw a card.