msem-instigator

Return up to one target creature to its owner's hand. If you do, that player discards a card at random.
Coalesce {5}{U}{B} (You may cast this from your graveyard for {5}{U}{B}. If you do, it enters as a Horror creature after it resolves. Exile it if it would leave the battlefield or not resolve.)
Whenever Shroud the World in Doom deals combat damage to an opponent, that player discards a card at random.

You may cast this spell without paying its mana cost if it targets a creature with power 5 or greater and you control a Swamp and a Mountain.
Last Stop deals 11 damage to target creature. That creature loses indestructible until end of turn.

Reveal the top four cards of your library and separate them into two piles. An opponent chooses one of those piles. Put that pile into your hand. Shuffle the other and up to four cards from your graveyard into your library.

Enchant player
Whenever enchanted player is attacked, the attacking player creates a tapped and attacking token that's a copy of an attacking creature of their choice, except it's not legendary and has “This permanent can't transform.” That token's controller sacrifices it at end of combat.

Whenever Almgrove Bladesinger attacks, harmonize. (Trigger up to one harmony of a permanent you control.)
Harmony — Target creature can't block this turn.

Choose one —
• Return target artifact or enchantment card from your graveyard to your hand.
• Return target creature card with mana value 2 or less from your graveyard to your hand.
Cycling {2} ({2}, Discard this card: Draw a card.)

Exile target creature. You gain 2 life.

Destroy target creature with power or toughness 2 or less.

As Legacy Foundations enters, you may reveal a Plains or Swamp card from your hand. If you don't, Legacy Foundations enters tapped.
{T}: Add {W} or {B}.

Target creature can't block this turn. (Then exile this card. You may cast the creature later from exile.)

Stormbred Elemental gets +1/+1 as long as you control an Island.
{U}: Stormbred Elemental gains flying until end of turn.

Reveal the top five cards of your library. You may put a creature or Equipment card revealed this way into your hand. Then put the rest on the bottom of your library in any order.

Enchant creature
Harness (You may tap a creature you control as you cast this spell. If you do, reduce this spell's mana cost by that creature's power.)
Enchanted creature doesn't untap during its controller's untap step.

{U}, Sacrifice Results Uncertain: Scry 2.
{U}, Sacrifice Results Uncertain: Draw a card.

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

Dulled Ghost can't be blocked by creatures which have power less than their toughness.
At the beginning of your end step, exile up to one target nonland permanent you control, then return it to the battlefield under its owner's control. If that permanent was tapped, each opponent discards a card.

Deathtouch
Whenever you lose life, you may cast target black noncreature card in your graveyard this turn. If it would be put into a graveyard from anywhere this turn, exile it instead.
Whenever you gain life for the first time each turn, create a 1/1 black Actor creature token.

Destroy all nonenchantment permanents. If thirty or more lands were destroyed this way, you win the game.

Descended Glacier enters tapped.
{T}: Add {W} or {U}.
Morph {2} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Reach
Menagerie — When Canopyctopus enters, if there are five or more creature types among creatures you control, reveal the top card of your library. If its mana value is less than or equal to the number of lands you control, draw a card. Otherwise, you may put that card into your graveyard.

Draw three cards, then discard a card unless you exile two cards from your graveyard.

Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.)
Tap up to three target creatures. If this spell was kicked, those creatures don't untap during their controller's next untap step.

When Hatewracked Explorer enters, you may sacrifice an artifact or creature. If you do, crystallize. (Put a +1/+1 counter on a creature you control or create a Treasure.)
{4}{B}{R}, Sacrifice an artifact or creature: Destroy target creature if it was dealt damage this turn.

Flying, haste
Whenever Fang, the Lavaclasm enters or attacks, it deals 2 damage to each other creature.

Prowess