msem-instigator

First strike (This creature deals combat damage before creatures without first strike.)
When Zephyr Rider enters, you may have another target creature you control gain first strike until end of turn.

Enchant land
Enchanted land has “{T}: When target creature deals combat damage to an opponent this turn, draw a card. Activate only as a sorcery.”

When CySec Spectre enters, you may sacrifice a creature. If you do, target opponent loses 3 life and you gain 3 life.

Concord — This spell costs {4} less to cast if there are four or more card types among permanents you control.
Vigilance, trample, lifelink, haste

Whenever a nontoken creature you control dies, you may put a +1/+1 counter on target creature. If you do, that creature's controller loses 1 life.

{T}: Add {C}.
{T}, Reappropriate: Add {G} or {U}. (Exile exactly two cards from your hand and/or graveyard.)

Whenever you cast a red spell, create a 2/1 red Merfolk creature token.
Whenever you cast a green spell, target creature gets +2/+2 and gains trample until end of turn.

Trample
Stampede — Whenever Thoctar Yearling and a creature with greater power attack, put a +1/+1 counter on Thoctar Yearling.

Target player sacrifices a creature. You gain life equal to that creature's toughness.
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.”)

Go Out Guns Blazing deals 2 damage to target player or planeswalker.
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.”)

When Zhedina Valiant enters, create a white and blue Aura enchantment token named Winds of Chance attached to target creature. The token has enchant creature and “Enchanted creature gets +1/+0 and has flying and lifelink.”

Sunlit Ruins enters tapped unless you control a Swamp.
{T}: Add {G} or {W}.

{2}{W}: Reappropriate. When you do, choose X, where X is one plus the number of artifact and/or enchantment cards exiled this way. You may choose the same mode more than once. (To reappropriate, exile exactly two cards from your hand and/or graveyard.)
• Exile target creature you own. At the beginning of the next end step, return that card to the battlefield under your control.
• Scry 2.
• Gain 3 life.

When Soul Jar enters, exile target creature and each other creature with the same name as that creature until Soul Jar leaves the battlefield.

Flash
Enchant creature
When Aegis Expertise enters, untap enchanted creature.
Enchanted creature gets +0/+3.

Flash
You may cast this spell from your graveyard, but not from anywhere else. When you do, destroy target permanent.

Whenever Arisen Rider attacks, creatures your opponents control get -1/-1 until end of turn.
If Arisen Rider or another creature or planeswalker would die, exile it instead.

Kicker {1}{R} (You may pay an additional {1}{R} as you cast this spell.)
Shal'Draen's Rage deals 1 damage to each creature. If this spell was kicked, it deals 3 damage to each creature instead.

Return target creature card from your graveyard to your hand.
Draw a card.

Once each turn, you may reveal a creature card as you draw it. Whenever you do, create a 1/1 green and blue Bird creature token with flying and “{T}: Add one mana of any color.”
Whenever three or more creatures you control deal combat damage to a player, untap each creature you control.

At the beginning of your upkeep, you may pay {B}. If you do, return a Wizard card from your graveyard to your hand.

[+1]: Exile the top card of your library. When a source you control deals damage to an opponent this turn, put the exiled card into your hand.
[–2]: Exile target nonland permanent. Its controller reveals the top card of their library, then puts it onto the battlefield if it's a permanent card.
[–6]: Exile your library. You may play cards exiled this way for the rest of the game.

Flying
Clerics you control are Angels in addition to their other types.
Attacking Angels you control get +1/+0.

Ward—Sacrifice a permanent.
Whenever a player sacrifices a permanent, put a +1/+1 counter on Hayat, Hungering Bakhtak.
Surpass {4}{B}{G} ({4}{B}{G}: Transform this creature. This costs {1} less to activate for each counter on it. Activate only as a sorcery.)

When Briarswine dies, create a 2/2 green Wolf creature token.
Foreshadow {4}{G} (You may cast this spell for its foreshadow cost. If you do, also trigger its “dies” abilities when it enters.)