Keyword: Morph

First strike
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Deathtouch
Morph—Reveal a black card in your hand. (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Ruthless Ripper is turned face up, target player loses 2 life.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Jeering Instigator is turned face up, if it’s your turn, gain control of another target creature until end of turn. Untap that creature. It gains haste until end of turn.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
Whenever another nontoken creature you control dies, draw a card.

Flying
: If target spell has only one target and that target is Quicksilver Dragon, change that spell’s target to another creature.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Defender (This creature can’t attack.)
: Turn Wall of Deceit face down.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Brine Elemental is turned face up, each opponent skips their next untap step.

Morph—Return two Islands you control to their owner’s hand. (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Fathom Seer is turned face up, draw two cards.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Voidmage Apprentice is turned face up, counter target spell.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Willbender is turned face up, change the target of target spell or ability with a single target.

Flying
: Fledgling Mawcor deals 1 damage to any target.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

: Add .
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Brine Elemental is turned face up, each opponent skips their next untap step.

, : Target creature attacks target opponent this turn if able.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Riptide Survivor is turned face up, discard two cards, then draw three cards.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Shaper Parasite is turned face up, target creature gets +2/-2 or -2/+2 until end of turn.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Willbender is turned face up, change the target of target spell or ability with a single target.

Morph—Return two Islands you control to their owner’s hand. (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Fathom Seer is turned face up, draw two cards.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Willbender is turned face up, change the target of target spell or ability with a single target.

Flying
Whenever a creature dealt damage by Soul Collector this turn dies, return that card to the battlefield under your control.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Skirk Marauder is turned face up, it deals 2 damage to any target.

Flying
Whenever Silent Specter deals combat damage to a player, that player discards two cards.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

, : Tap target creature.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

, Sacrifice a Wizard: Counter target spell.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Master of Pearls is turned face up, creatures you control get +2/+2 until end of turn.