msem-instigator

Each creature you control with power 4 or greater can't be blocked by creature tokens.

This spell costs {X} less to cast, where X is the number of cards types among cards in your graveyard.
Flying, ward {2}

Bloodprice {2}{U} (You may cast this card by sacrificing a creature and paying its bloodprice.)

Flying, first strike, lifelink
When Stalwart Seraph enters the battlefield, untap all creatures you control.

Trample
Other creatures you control with trample get +2/+2.
{4}{R}{G}: Put a trample counter on target creature.

When you unveil Starlight Guardian, you may put target card from your graveyard on top of your library.
If a card would be put into an opponent's graveyard from anywhere, exile that card instead.

At the beginning of your end step, you may sacrifice a permanent. When you do, return target creature card from your graveyard to your hand.

Flying
Adorned — Steamquiver Condor has ward {2} as long as it's equipped and/or enchanted.

Flying

Menace (This creature can't be blocked except by two or more creatures.)
Sacrifice another creature: Stingbrood Warlord gains deathtouch until end of turn.

Reach
Stonebark Incinerator gets +2/+0 and has trample as long as you control a Dwarf.
Stonebark Incinerator gets +0/+2 and has vigilance as long as you control a Elf.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Renown 3 (When this creature deals combat damage to a player, if it isn't renowned, put three +1/+1 counters on it and it becomes renowned.)

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.

Exile up to one target artifact or enchantment.
Coalesce {5}{G} (You may cast this from your graveyard for {5}{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.)

Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)
Whenever a creature you control becomes renowned, you may have it fight target creature you don't control. (Each deals damage equal to its power to the other.)

When Stygian Leviathan enters the battlefield, target opponent loses life equal to the number of Curses attached to them and you gain that much life.

First strike, vigilance
When Subnautical Legionnaire enters the battlefield, choose artifact, enchantment, or Merfolk. Exile target nonland permanent you don't control until you control no permanents of the chosen type.

When Sullen Bonecrusher enters the battlefield, it deals damage to any target equal to the number of Warriors you control and you gain that much life.

When Sundering Arcanist enters the battlefield, you may destroy target artifact or enchantment.
If you would draw a card, you may sacrifice a land and mill four cards instead. If you do, return Sundering Arcanist from your graveyard to your hand.

Whenever a land enters the battlefield under your control or a land card is put into your graveyard from anywhere, create a 0/1 green Plant creature token.
{3}{G}{G}: Put a +1/+1 counter on each other creature you control.

Flying
As long as it's your turn, creatures you control get +3/+0 and have vigilance.
As long as it's not your turn, creatures you control get +0/+3 and have lifelink.

Flash
Flying
When Sunset Herald enters the battlefield, if it was cast, return to the battlefield all creature cards from your graveyard that were put there from the battlefield this turn.

Haste
At the beginning of your end step, return Sunwatcher Aspirant to its owner's hand.

Menagerie — When Supply Hauler enters the battlefield, if there are five or more creature types among creatures you control, you may search your library for an artifact card, reveal it, put it into your hand, then shuffle.

When Swiftwheel Slayers enters the battlefield, audition for red. (Create a 1/1 Construct Actor creature token, a Warrior Role giving 3/2 and trample, or a Wizard Role giving 2/2 and prowess. Roles replace older ones.)
Token creatures you control have haste.