msem-instigator

Defiant (Whenever this creature takes damage, if it survives and wasn't defiant, put a +1/+1 counter on it and it becomes defiant.)
Each creature you control with a +1/+1 counter on it has lifelink.

Chained Greatwolf enters the battlefield with a defender counter on it.
{3}{G}{G}, Remove a defender counter from Chained Greatwolf: Chained Greatwolf gets +5/+5 and gains trample until end of turn. Activate only during your turn.

Crew 4 (Tap any number of creatures you control with total power 4 or greater: This Vehicle becomes an artifact creature until end of turn.)

Flying, haste
Whenever Cheng attacks, look at the top six cards of your library. You may reveal a creature card from among them and put it into your hand. If it's a Dragon, put it onto the battlefield tapped and attacking instead. Put the rest on the bottom of your library in a random order.

Reach
Spirited (When this creature enters the battlefield, you may activate one of its activated abilities without paying its costs.)
{3}{G}: Exile up to one target card from a graveyard. Scry 1.

Children of the Void has hexproof as long as it's your turn.
Children of the Void can't attack or block unless you reappropriate (exile exactly two cards from your hand and/or graveyard).

When Chimera Graft dies, manifest the bottom card of your library. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

Flying, prowess
When Chronosphere Sovereign enters the battlefield, nonbasic permanents target opponent controls don't untap during their controller's next untap step.
When Chronosphere Sovereign dies, it deals 3 damage to each tapped creature you don't control. Destroy each tapped artifact you don't control.

Search your library for up to two basic land cards, reveal those cards, and put one onto the battlefield tapped and the other into your hand, then shuffle.
Coalesce {7}{G} (You may cast this from your graveyard for {7}{G}. If you do, put it onto the battlefield as a Horror creature after it resolves. Exile it if it would leave the battlefield or not resolve.)

Whenever Cocky Delinquent is dealt damage, you gain that much life and Cocky Delinquent deals that much damage to up to one target creature or planeswalker you don't control.

{1}, Exile Coiling Mystic from your graveyard: Investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)

Concord — When Coiling Spiritscale enters the battlefield, return target permanent card from your graveyard to your hand. If there are four or more card types among permanents you control, you may return that card to the battlefield instead.

Trample
Spells and abilities your opponents control can't cause you to sacrifice Colossal Achievement.

Whenever one or more cards are put into your graveyard from your library, exile one of those cards.
Whenever Colossal Hermit deals combat damage to a player, you may cast a card exiled with it without paying its mana cost.

Combined Generator can't be blocked except by three or more creatures.

Spend only mana of one color to cast this spell.

Exile up to one target creature.
Coalesce {5}{B}{B} (You may cast this from your graveyard for {5}{B}{B}. If you do, put it onto the battlefield as a Horror creature after it resolves. Exile it if it would leave the battlefield or not resolve.)
Whenever Consign to Oblivion deals damage to a permanent, exile that permanent.

You may pay {W}{U}{B}{R}{G} rather than pay this spell's mana cost.
Flying, first strike, vigilance, trample, lifelink

Concord — When Coral Bruiser enters the battlefield, if there are four or more card types among permanents you control, put target creature you don't control into its owner's library third from the top.

When Corrupt Warden enters the battlefield, up to one target creature gets -X/-X until end of turn, where X is the number of card types among cards in your graveyard.

This spell costs {X} less to cast, where X is 20 minus your life total.
First strike, menace, trample

Trample, haste
All creatures able to block Crashing Mammoth do so.

This spell costs {1} less to cast for each Desert you control.
When Crested Crustacean enters the battlefield, return target permanent to its owner's hand.

Flying
At the beginning of combat on your turn, create a 5/5 red Dragon creature token with flying and haste. That token attacks this combat if able.