msem-instigator

Flying
Whenever another creature dies, each opponent loses 1 life and you gain 1 life.

Enchant creature
Enchanted creature gets -1/-3.

You may cast a spell with mana value 3 or less from your hand without paying its mana cost. (Then exile this card. You may cast the creature later from exile.)

Trample
While you're searching your library, if Shambling Manglers dealt combat damage to an opponent this turn, you may play lands from your library.

Search your library for two cards and your graveyard for two cards, each with different names, and reveal them. An opponent exiles two of those cards. Put the rest into your hand. Then shuffle.
Exile Words Unspoken.

When Sha'Iv's Scout enters, adjudicate. (Create a white Aura enchantment token with enchant creature and “Sacrifice this token: Untap enchanted creature” attached to target creature.)
Whenever an Aura you control enters, target creature can't block this turn.

When Battlefield Tiger enters, create two 1/1 white Soldier creature tokens.

You may cast target instant card from your graveyard this turn. If a card cast this way would be put into your graveyard, exile it instead.

{T}: Add {C}.
{T}: Untap target legendary creature you control. Activate only once each turn.

Glitch {2} (Remove one [restriction] for each time you pay the glitch cost.)
Return target creature [you control] to its owner's hand.
Draw a card.

Flash
When Master of Disorientation enters, you may choose new targets for target instant or sorcery spell. Then proliferate. (Choose any number of permanents and/or players with counters on them, then give each another counter of each kind already there.)

Lionize {3}{R} ({3}{R}, Exile this card from your hand: Put a +1/+1 counter on target creature and it gains the following abilities until end of turn. You may cast this card on a later turn from exile.)
Menace
Whenever this creature deals damage to a player or noncreature permanent, create that many Treasure tokens.

Whenever another Zombie or Demon creature you control enters, create an Idol token. (It's an artifact with “{1}, Sacrifice this artifact: Put a +1/+1 counter on target creature. Activate only as a sorcery.”)

Flash
When Ancestral Warlord enters, it deals 1 damage to each blocking creature.

Enchant creature you control
At the beginning of your upkeep, create a token that's a copy of enchanted creature.

Arsenal Curator gets +1/+1 as long as you control a Plains.
{2}{W}: Untap target creature you control. It gets +0/+1 until end of turn.

Scion of the Wild's power and toughness are each equal to the number of creatures you control.

Put any number of target creature cards from your graveyard on top of your library. You draw two cards and you lose 2 life.

Reach

When Through the Dust enters, it becomes an Aura with enchant creature. Reveal the top seven cards of your library, put a creature card revealed this way onto the battlefield and attach Through the Dust to it. Then put the rest on the bottom of your library in any order. When Through the Dust is no longer on the battlefield, enchanted creature's controller sacrifices it.
Mirage {1}{U}{U}{U} (You may cast this spell as though it had flash for its mirage cost. If you do, sacrifice it at the beginning of the next cleanup step.)

Enchant creature
Whenever enchanted creature deals combat damage to a player, draw a card.

Return target instant or sorcery card from your graveyard to your hand.
Compose (Then if you cast this from your hand, exile it and create a Saga token with “r3—You may cast a copy of this card from exile without paying its mana cost.”)

As long as you control two or more other Pirates, Ragavan has haste.
Whenever one or more Pirates you control deal combat damage to a player, create a tapped Treasure token.

Enchant two nonland permanents you control
Once each turn, when you activate an ability of one of the enchanted permanents, you may put a +1/+1 counter, a loyalty counter, or a charge counter on each enchanted permanent. (They can be different counters.)