Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Flying, first strike
Whenever this creature mutates, you may cast target noncreature card with mana value 3 or less from your graveyard without paying its mana cost.

Flying, lifelink
Whenever another nontoken creature you control dies, return that card to its owner's hand at the beginning of the next end step.
If a creature an opponent controls would die, exile it instead.

This land enters tapped unless you control two or more other lands.
: Add or .

Devour 1 (As this creature enters, you may sacrifice any number of creatures. It enters with that many +1/+1 counters on it.)
Each other creature you control enters with an additional X +1/+1 counters on it, where X is the number of +1/+1 counters on this creature.

Destroy all creatures and enchantments. Draw a card for each permanent destroyed this way.

: Add three mana of any one color.

(: Add .)

Sacrifice any number of artifacts, enchantments, and/or tokens. Return that many creature cards from your graveyard to the battlefield.

Reveal the top five cards of your library. An opponent chooses a creature card from among them. Put that card onto the battlefield and the rest into your graveyard.

You may have this creature enter as a copy of any creature on the battlefield, except it's a Spirit in addition to its other types.
Disturb (You may cast this card from your graveyard transformed for its disturb cost.)

Choose up to four target creature cards in your graveyard that were put there from the battlefield this turn. Return them to the battlefield.

When Celes enters, discard any number of cards, then draw that many cards plus one.
Whenever one or more other creatures you control enter, if one or more of them entered from a graveyard or was cast from a graveyard, put a +1/+1 counter on each creature you control.

During your turn, Colossus has indestructible. (Damage and effects that say "destroy" don't destroy him.)
Other Mutants you control get +1/+1.

Counter all other spells. Draw a card for each spell countered this way.

Mill X cards. Target player loses 2 life for each creature card put into your graveyard this way.

This land enters tapped.
: Add .
: Add or . This land deals 1 damage to you.

Flying, protection from white
When this creature enters, return target blue or red creature card from your graveyard to your hand.

When this creature enters, if was spent to cast it, create two 1/1 green and white Kithkin creature tokens.
When this creature enters, if was spent to cast it, creatures you control get +1/+1 and gain haste until end of turn.
Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Photographic Reflexes — At the beginning of your first main phase, until your next turn, Taskmaster becomes a copy of up to one target creature on the battlefield or creature card in a graveyard, except his name is Taskmaster, Mercenary Mimic and he's a legendary Human Mercenary Villain creature.

Flash
When this creature enters, return a green or white creature you control to its owner's hand.