msem-instigator

Haste
When Prophetic Flame dies, scry 1. (To scry 1, look at the top card of your library. You may put that card on the bottom of your library.)

When Slayer's Grimoire enters, exile target non-Human creature an opponent controls until Slayer's Grimoire leaves the battlefield.
{2}{W}, {T}: You gain 2 life.

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.

Flying
Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.)

Create a 1/1 colorless Construct Actor creature token. Put a +1/+1 counter on it if you control another Construct.
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.”)

Destroy target monocolored creature.
Augmented — If you've spent {W}{U}{B}{R}{G} to cast spells this turn, return that card to the battlefield under your control.

Flying
When Ancient of Reflections enters, create a token that's a copy of target creature you control not named Ancient of Reflections, except it's 1/1 and has haste. Sacrifice it at end of turn.

{1}{U}{B}, Discard Karaja Hetegex: You may activate one of her loyalty abilities without paying its loyalty cost.
[–1]: Return target artifact, enchantment, or spell to its owner's hand.
[–1]: Target creature gets -2/-2 until end of turn.
[–1]: Scry 1, then draw a card.

Flying
Whenever Novaheart Dragon enters or attacks, you may take an extra turn after this one. If you do, you lose the game at the beginning of that turn's end step.

Creatures you control get +4/+4 and gain trample until end of turn.
Lifecycle {3} ({3}, Discard this card: Create two tapped 1/1 colorless Elemental creature tokens.)

{T}: Add one mana of any color. Spend this mana only to cast a multicolored spell.

Advance {2} (Cast this for {2} to advance it as it enters. {2}: Advance this as a sorcery.)
Equipped creature gets +1/+1 for each artifact you control.
Equipped creature must be blocked by an additional creature for each time it and this artifact have advanced this turn to be blocked.
Equip {3}

Vanguard's Assault deals X damage divided as you choose among any number of target creatures, where X is the number of attacking creatures.

When Meadow Songstress enters, conjure three cards named Meadow Songstress and shuffle them into your main library.
Whenever a nontoken creature you control enters, if it shares a name with one or more other creatures you control, draw a card.

Amass Soldiers 2. (Put two +1/+1 counters on an Army you control. It's also a Soldier. If you don't control one, create an 0/0 black Soldier Army creature token first.)
Flashback {3}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Create a token that's a copy of a creature token you control.
Draw a card.

[+1]: Artifact creatures you control get +1/+1 and gain haste until end of turn.
[–X]: You may cast an artifact card with mana value X or less from your hand without paying its mana cost. If it has {X} in its cost, {X} is X.
[–6]: Choose a number. For each artifact you control with the mana value equal to the chosen number, create a token that's a copy of it.

At the beginning of your upkeep, you lose life equal to the number of Armies you control, then recruit. (Create a 0/0 white Soldier Army creature token, then put a +1/+1 counter on each Army you control.)

{3}{U}{U}: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.)
When Shorecrash Octopus becomes monstrous, return target instant or sorcery card from your graveyard to your hand.

Enchant creature
Enchanted creature has flying and “{R}: This creature gets +1/+0 until end of turn.”

Enchant creature you control
Whenever enchanted creature attacks, mill three cards.
When enchanted creature leaves the battlefield, create an X/X green Spirit creature token, where X is equal to the number of card types among cards in your graveyard.

Flying
Whenever Atieh's Disciple attacks, scry 1.

Each player may play an additional land on each of their turns.
Whenever a land enters, each player may draw a card.

Flash
Enchant player
When Curse of Ceaseless Pursuit enters, put two +1/+1 counters on target creature you control.
Creatures attacking enchanted player have trample.

Flying
Whenever Fakadeh, Florid Queen attacks, you may exile an instant or sorcery card from your graveyard with mana value 3 or less.
Whenever Fakadeh deals combat damage to a player, cast any number of cards exiled with her without paying their mana costs.