Keyword: Morph

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.

: Add , , or .
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 Rattleclaw Mystic is turned face up, 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.)
Whenever another nontoken creature you control dies, draw a card.

: Add , , or .
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 Rattleclaw Mystic is turned face up, 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.)
When Master of Pearls is turned face up, creatures you control get +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 Kheru Spellsnatcher is turned face up, counter target spell. If that spell is countered this way, exile it instead of putting it into its owner’s graveyard. You may cast that card without paying its mana cost for as long as it remains exiled.

Mystic of the Hidden Way can’t be blocked.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

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

Reach (This creature can block creatures with flying.)
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.)
Whenever another nontoken creature you control dies, draw a card.

Trample, hexproof
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.)

First strike
When Efreet Weaponmaster enters the battlefield or is turned face up, another target creature you control gets +3/+0 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.)

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.)

Defender, flying
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 Ponyback Brigade enters the battlefield or is turned face up, create three 1/1 red Goblin creature tokens.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

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

Flying
Whenever Abomination of Gudul deals combat damage to a player, you may draw a card. If you do, discard a card.
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—Reveal a green 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 Temur Charger is turned face up, target creature gains trample until end of turn.

Flying
When Ashcloud Phoenix dies, return it to the battlefield face down 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.)
When Ashcloud Phoenix is turned face up, it deals 2 damage to each player.

: Add , , or .
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 Rattleclaw Mystic is turned face up, add .

Flying
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 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.