msem-instigator

When Coralight Champion enters, create a white Aura enchantment token named Hila's Favor attached to target creature. The token has enchant creature and “Enchanted creature has double strike as long as there's another Aura attached to it. Otherwise, it has first strike.”

Flying
Morph {1}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When Ishim of the Mists is turned face up, turn all other face-up creature you control face down.

Finish the Job deals 5 damage to target creature that was dealt damage this turn. If that creature would die this turn, exile it instead.

Whenever one or more cards leave your graveyard, each opponent loses 1 life and you gain that much life.

Menace
Jara Champion can only attack or block alone.
Whenever one or more players lose life for the first time each turn, put a +1/+1 counter on Jara Champion.

When Crescent of the Harvest Moon enters or whenever equipped creature attacks, exile up to one target card from a graveyard.
Equipped creature gets +1/+1.
{X}: Equipped creature becomes a copy of a permanent card with mana value X or less exiled with Crescent of the Harvest Moon until end of turn (even if this becomes unattached). Activate only as a sorcery.
Equip {2}

Prevent all damage that would be dealt to and dealt by target creature this turn. You gain 3 life.

Converge — When Operations Manager enters, create X 1/1 colorless Servo artifact creature tokens, where X is the number of colors of mana spent to cast Operations Manager.

Ravenous Hydra enters with X +1/+1 counters on it.
Whenever Ravenous Hydra deals combat damage, proliferate. (You choose any number of permanents and/or players with counters on them, then give each another kind of a counter already there.)

Choose X. You may choose the same mode more than once. Create a creature token for each of the chosen characteristics.
• 1/1 white Bird with flying.
• 1/3 blue Turtle.
• 1/1 black Chipmunk with lifelink.
• 1/1 red Rabbit with haste.
• 2/1 green Squirrel with reach.

Creatures your opponents control enter tapped.
{7}{W}: Tap all creatures target player controls.

Return target permanent you control and target permanent you don't control to their owners' hands.

Choose one—
• Prevent all damage that would be dealt by creatures without flying this turn.
• Prevent all damage that would be dealt by creatures with flying this turn.

Bleed—{B}, Pay 2 life. (You may cast this spell for its bleed cost if an opponent has lost life this turn.)
Draw two cards, then discard a card.

{X}{X}, {T}: Draw X cards, then choose X cards in your hand and discard the rest.

Brutal Struggle deals 2 damage to any target. Put a +1/+1 counter on up to one target creature.

Abandoned Forge enters tapped if you control another nonbasic land.
{T}: Add {R} or {W}.

Creatures you control have distorted. (They can be blocked by tapped creatures but not untapped creatures.)

When Humble Shepherd enters, create a 0/1 white Sheep creature token.
{T}, Tap an untapped Sheep you control: Add one mana of any color.

Sunrise River enters tapped.
{T}: Add {U}.
You may untap Sunrise River during each other player's untap step. Whenever you do, you lose 1 life.

Experience (Whenever this creature attacks, if it has fewer than three +1/+1 counters on it, put a +1/+1 counter on it.)
When Flame-Tailed Lizard has three or more +1/+1 counters on it, remove them all and transform it.

At the beginning of your upkeep, exile the top card of your library. Masahita, Bloodtongue deals damage to you equal to that card's mana value. Until end of turn, you may play that card.

When Ageless Ascetic enters, return up to one target instant or sorcery card from your graveyard to your hand.

Flying, haste
When Cataclysmic Skytyrant enters, sacrifice all other non-Dragon creatures you control. For each creature sacrificed this way, create a 3/3 red Dragon creature token with flying.