msem-instigator

Slipstream
Pressure {U}

Pressure {3}{B}
Return target creature card from your graveyard to your hand. If this spell was cast for its pressure cost, put that card onto the battlefield instead.

As Humble Abode enters the battlefield, choose a creature or planeswalker type.
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast spells of the chosen type.

Prowess
When Idleglen Instructor enters the battlefield, draw a card, then discard a card.

Concord — At the beginning of your upkeep, if there are four or more card types among permanents you control, you gain 1 life and create a 1/1 blue Jellyfish enchantment creature token with slipstream.

You may reveal a creature card you own from outside the game and put it into your hand.
The next spell you cast this turn may be cast as though it had flash. Exile Impromptu Escapade.

When Improvisionist enters the battlefield, if it was the second spell you cast this turn, exile the top card of your library. You may play that card until the end of your next turn.

You may pay {2}{U}{U} and tap an untapped Wizard you control rather than pay this spell's mana cost.
Choose up to one target creature on the battlefield and up to one target instant or sorcery card in your graveyard. Return those cards to their owner's hands, then exile Ingenious Solution.

When Ink Seer dies, you draw a card, lose 1 life, and create a Treasure token.

{T}: Add {U} or {R}. Spend this mana only to cast an instant, sorcery, or Wizard spell.
Whenever you cast your second spell each turn, untap Innova.

This spell costs {1} less to cast for each creature type among creatures you control.
Return up to two target cards from your graveyard to your hand. Exile Intersection of Fates.

Return up to two target creatures to their owner's hands.
Cycling {2}

Into Waiting Jaws deals 5 damage to target creature. If you sacrificed a permanent or discarded a card this turn, Into Waiting Jaws deals 3 damage to that creature's controller.

If a card would be put into your graveyard from anywhere, exile it instead.
If you would draw a card, return two cards from your graveyard to your hand instead. If you can't, you lose the game.

Haste
When Jetskate enters the battlefield, if you've drawn two or more cards this turn, it deals 2 damage to any target.
Cycling {R}

Concord — This spell costs {2} less to cast if there are four or more card types among permanents you control.
Vigilance

When Jumbo Shrimp enters the battlefield or when you cycle it, destroy target noncreature permanent.
Cycling {3}{G}{G}

When Kaone enters the battlefield, exile target instant or sorcery card from your graveyard. If its mana value is less than or equal to the number of spells you've cast this turn, you may cast a copy of that spell without paying its mana cost. If you don't cast a copy this way, put the exiled card into your hand.

Choose one. If an opponent lost 3 or more life this turn, choose any number instead.
• Target player sacrifices a legendary creature.
• Target player reveals their hand. You choose a nonland card from it. That player discards that card.
• Exile target player's graveyard.

When Karoa's Faithful enters the battlefield, target creature gets +X/+X until end of turn, where X is the total number of creatures you control that are Knights or have Adventures.

Vigilance
Whenever Karoa's Vanguard or another Knight enters the battlefield under your control, if an opponent controls more lands than you, you may search your library for a Plains card, reveal it, put it into your hand, then shuffle.

Whenever Karoa, His Roaring Grace deals combat damage to a player, if he's not equipped, create a colorless Equipment artifact token named Banner attached to him. The token has equip {1} and “Equipped creature gets +1/+1.”

Exile target creature if its controller controls more lands than you.
Cycling {2}

Concord — You may cast this spell as though it had flash if there are four or more card types among permanents you control.
When Krill-Clan Guardian enters the battlefield, it fights up to one other target creature. If that creature would die this turn, return it to its owner's hand instead.

When Kula's Disciple dies, put it on the bottom of its owner's library.