msem-instigator

Enchant creature
Embody (Enchanted creature is a copy of this card except for its types.)
Whenever Fate of the Generous becomes tapped, you gain 2 life.

Counter target spell unless its controller pays {4}. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Move up to one +1/+1 counter from a creature you control to target creature you control. Then that creature fights target creature you don't control.

Engage (This creature must be blocked each combat if able.)
{R}: Mettlesome Watchkeeper gets +1/+0 until end of turn.

{T}: Add {B} or {G}.
{T}, Sacrifice Sigil of Growth: Add {B}{G}.

({T}: Add {W} or {U}.)
Bustling Harbor enters tapped.
Cycling {2} ({2}, Discard this card: Draw a card.)

When Whisperwoods Reclaimer enters, if there are three or more land cards in your graveyard, return target land card from your graveyard to the battlefield tapped.

{1}{W}, {T}: Other creatures you control get +1/+1 until end of turn.

When Ulek Elder enters, look at the top card of your library. You may put it into your graveyard.

Injustice deals 4 damage to target creature. Post a bounty on up to one other target creature. (Put a bounty counter on that creature. It has “When this creature dies, each opponent draws a card” as long as it has a bounty counter on it.)

You have no maximum hand size.
{T}: Add {C}.
{3}, {T}: Create a Vial token. (It's an artifact with “{1}, Sacrifice this and another permanent: Draw a card. Activate only during your turn.”)

Wither (This deals damage to creatures in the form of -1/-1 counters.)

Return target spell or creature to its owner's hand.
Quickdraw {U} (When a creature you control blocks or becomes blocked, you may cast this spell for {U}.)

Primal {U} (During your turn, you may cast this spell for {U} instead of playing a land.)
Counter target spell.

Trample
Whenever you cast a noncreature spell, put a +1/+1 counter on Virtuorangutan.

Prowess
Whenever you cast an instant or sorcery spell, Tirenan Pyromancer deals 1 damage to each opponent.

Enchant creature
Enchanted creature has “Whenever this creature attacks, attacking creatures you control get +1/+1 until end of turn.”

Motley Crew has no name while it's being cast. (It will always make first contact.)
{2}{R}: Creatures you control named Motley Crew get +1/+0 until end of turn.

Target creature gets +1/+3 and gains hexproof until end of turn.

When Hex Maniac enters, return target non-Human creature card from your graveyard to your hand.

Create two 1/1 red Elemental creature tokens.
Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, you may change the targets of up to one target spell or ability.

{1}, {T}, Sacrifice another creature: Put a +1/+1 counter on Bloodied Wulfhound.

Vigilance
When Expendable Victim dies, create a 1/1 colorless Construct Actor creature token.

Create three 1/1 red Goblin creature tokens.

Deathtouch
When Doomed Explorer dies, create a Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)