msem-instigator

Destroy target noncreature, nonland permanent. (Destroying a battle doesn't remove counters from it.)
Flashback {3}{W}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Glitch {U} (Remove one [restriction] for each time you pay the glitch cost.)
Counter target [noncreature] spell [unless its controller pays {2}].

When Frantic Efreetspeaker enters, you may discard a card. If you do, draw a card.
{2}, Exile Frantic Efreetspeaker from your graveyard: Create a Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)

This creature's power and toughness are each equal to the number of creatures you control.
Arise {3}{W} ({3}{W}, Exile this from your graveyard as a sorcery: Create a black token copy of it that's also a Zombie and can't block.)

{T}, Exile a card from your graveyard: Scry 1.

Wu Xing (Add effects based on the number of colors of mana spent to cast this spell.)
1 | Return up to two target creature cards from your graveyard to your hand.
3 | You may put a creature card with mana value 3 or less from your hand onto the battlefield.

Whenever an enchantment you control enters, put a +1/+1 counter on Freeborn Healer.

Destroy up to one target artifact or enchantment. Rouse 2. (Distribute two +1/+1 counters among permanents you control. If they aren't creatures, tap them and they become 0/0 creatures in addition to their other types.)

Lifelink (Damage dealt by this creature also causes you to gain that much life.)
Slipstream (This creature can't be blocked as long as only creatures with slipstream are attacking.)

Glitch {2} (Remove one [restriction] for each time you pay the glitch cost.)
Tap up to two target creatures [with the same name]. Those creatures don't untap during their controller's next untap step.

Creatures you don't control get -3/-0 until end of turn. Those creatures don't untap during their controller's next untap step.

Enchant creature
Enchanted creature has frenzy 3. (Whenever that creature attacks and isn't blocked, it gets +3/+0 until end of turn.)

{T}, Sacrifice another permanent: Add one mana of any color.
At the beginning of your end step, if you're horrific, put a +1/+1 counter on target creature. (You're horrific as long as you've sacrificed a permanent or discarded a card this turn.)

First strike
Stampede — Whenever Frenzied Nacatl and a creature with greater power attack, Frenzied Nacatl gets +2/+0 until end of turn.

Flying
Whenever Frenzied Sylph attacks or blocks, you may pay {R}. If you do, it gets +3/+0 until end of turn. Exile it at the beginning of the next end step.

As an additional cost to cast this spell, you may sacrifice a creature.
Create a 1/1 green Insect creature token. If you sacrificed a creature to cast this spell, create three of those tokens instead.

{1}{B}, {T}, Remove a time counter from a permanent you control: Fretport Anarchists deals 2 damage to any target. You gain 2 life.

When Fretport Bounty Hunter enters, scry 1.

Whenever a -1/-1 counter is put on a creature, you may create a 1/2 green Frog creature token.

{2}{U}: Each player mills three cards.
{3}{B}, Discard a card: Return target creature card from your graveyard to your hand. Proliferate. (Choose any number of permanents and/or players with counters on them, then give each another counter of each kind already there.)

Whenever you sacrifice another permanent, Fretport Mob gets +1/+1 and gains haste until end of turn.

When Fretport Warden enters, scry 2.

At the beginning of each end step, Fretport's Fade deals 2 damage to each player that had one or more cards put into their graveyard this turn.

Haste
{W}: Fretport's Heedless gains lifelink until end of turn.
At the beginning of your end step, sacrifice Fretport's Heedless.

Exile X target creature cards from graveyards. You gain life equal to the total mana value of those cards.