msem-instigator

Vanishing 3 (This permanent enters with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
Whenever a creature dies or a time counter is removed from Mourn the Lost, you may tap target creature.

{T}, Discard a card: Draw a card.
Unveil {2}{U}{R} ({2}{U}{R}: Transform this. Unveil only as a sorcery.)

Target player discards a card. If they can't, you draw a card and they lose 2 life.
Acquiesce (If you cast this spell from your hand, exile it as it resolves. When one or more creatures you control deal combat damage to an opponent, you may cast this card from exile without paying its mana cost.)

Counter target planeswalker spell.
Draw a card.

Whenever a creature token you control deals combat damage to an opponent, it deals that much damage to each other opponent.
At the beginning of combat on your turn, you may sacrifice another creature. If you do, create a 2/2 red, white, and black Knight creature token with haste.

{T}: Add {G}.

Return target creature card with mana value 3 or less from your graveyard to the battlefield.
Fabled {4}{W}{W} (Then if you cast this for its fabled cost, put it onto the battlefield transformed attached to that creature.)

Target player loses 3 life.

When Troubled Homesteader dies, draw a card.

Whenever a creature you control is dealt damage, put a +1/+1 counter on that creature.

This spell can't be countered.
Flying
Dominance — Whenever Stormwing Ultrateryx becomes the target of a spell an opponent controls, if you control the creature with the greatest power or tied for the greatest power, counter that spell.

As long as your deck contains only green and colorless cards, your minimum deck size is reduced by eight.

Flying
Whenever an artifact you control leaves the battlefield, scry 1.

Shokan Battalion has double strike as long as it's enchanted, equipped, or has a card inscribed onto it.

Double strike
When a creature you control scavenges Hook-Style Trainee, put a double strike counter on that creature.
Scavenge {4}{R} ({4}{R}, Exile this card from your graveyard: Put a number of +1/+1 counters equal to this card's power on target creature. Scavenge only as a sorcery.)

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)
Attain {4}{U} ({4}{U}: Transform this. Spend at least three colors of mana to activate this, and only as a sorcery.)

Flash
Reach
When Mina and Adurnos enter, prevent all combat damage other creatures would deal this turn.
When Mina and Adurnos dies or this spell is countered, draw two cards.

Discard your hand, then for each creature you control that dealt combat damage to a player this turn, draw a card and create a Treasure token.
{1}{R}, Tap an untapped Pirate you control, Discard Pieces of Eight: Create a 2/1 black and red Cat Pirate creature token with menace.

{W}{B}{G}, Discard a card named Bahet, God of Destruction: Bahet gains indestructible and becomes a God creature in addition to its other types.
Whenever Bahet enters or attacks, each player chooses a number of lands they control equal to the number of lands controlled by the player who controls the fewest, then sacrifices the rest. Players discard cards and sacrifice non-God creatures the same way.

Menace
Shimmer (Whenever this creature attacks, create a tapped and attacking token that's a copy of it. Exile the token at the beginning of the end step.)

Destroy target artifact. Smoldering Pages deals damage to that artifact's controller equal to that artifact's mana value.

When Helicos Aberration enters, forebode. (Create a tapped colorless Omen artifact token with “{T}, Discard a card, Sacrifice this artifact: Draw a card.”)

Look at the top five cards of your library. You may reveal a creature card or a land card from among them and put it into your hand. Put the rest into your graveyard.
Abound. (To abound, you may cast a spell that costs less than this from your hand without paying its mana cost.)

Double strike
Whenever an opponent casts a noncreature spell, Riko, the Paragon deals 2 damage to that player.
Whenever a creature you control becomes blocked, untap it.