msem-instigator

Target player loses 3 life.

Warded Tome doesn't untap during your untap step.
{T}: Draw a card.
{5}: Untap Warded Tome.

As Ocean Monastery enters the battlefield, you may pay 2 life. If you don't, Ocean Monastery enters the battlefield tapped.
{T}, Sacrifice Ocean Monastery: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

As Flooded Depths enters the battlefield, you may pay 2 life. If you don't, Flooded Depths enters the battlefield tapped.
{T}, Sacrifice Flooded Depths: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

As Shardstone Rift enters the battlefield, you may pay 2 life. If you don't, Shardstone Rift enters the battlefield tapped.
{T}, Sacrifice Shardstone Rift: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

As Timber Range enters the battlefield, you may pay 2 life. If you don't, Timber Range enters the battlefield tapped.
{T}, Sacrifice Timber Range: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

As Amber Hills enters the battlefield, you may pay 2 life. If you don't, Amber Hills enters the battlefield tapped.
{T}, Sacrifice Amber Hills: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

As Barren Desolation enters the battlefield, you may pay 2 life. If you don't, Barren Desolation enters the battlefield tapped.
{T}, Sacrifice Barren Desolation: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.

As Magmatic Torrent enters the battlefield, you may pay 2 life. If you don't, Magmatic Torrent enters the battlefield tapped.
{T}, Sacrifice Magmatic Torrent: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.

As Grim Bastion enters the battlefield, you may pay 2 life. If you don't, Grim Bastion enters the battlefield tapped.
{T}, Sacrifice Grim Bastion: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.

As Sunlit Highland enters the battlefield, you may pay 2 life. If you don't, Sunlit Highland enters the battlefield tapped.
{T}, Sacrifice Sunlit Highland: Search your library for a Mountain or Plains card, put it onto the battlefield, then shuffle.

As Mysterious Cataract enters the battlefield, you may pay 2 life. If you don't, Mysterious Cataract enters the battlefield tapped.
{T}, Sacrifice Mysterious Cataract: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Wayfarer's Shrine: Search your library for a basic land card, put it onto the battlefield, then shuffle.

Enchant creature
Enchanted creature gets +2/+2 and has “Whenever this creature attacks, tap target creature defending player controls.”

Scry 2, then draw a card.
If you control a legendary permanent, investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)

Augmented — If you've spent {W}{U}{B}{R}{G} to cast spells this turn, you may cast this spell without paying its mana cost.
Counter target spell.

Exile target creature or planeswalker. You gain 4 life.

Spend only black mana on X.
Any number of target players each draw X cards and lose X life.

Post a bounty on target creature. (Put a bounty counter on that creature. It has “When it dies, each opponent draws a card” as long as it has a bounty counter on it.)
Draw a card.

Target opponent sacrifices half the permanents they control, rounded down.

Counter target spell. If a noncreature spell is countered this way, conjure a card named Fatigue and put it on top of your library. (It's a colorless sorcery that costs {2} with “Draw a card.”)

Draw a card.

Flash
When Fireshaper Adept enters the battlefield, copy up to one target activated or triggered ability. You may choose new targets for the copy.

When Ravenous Chupacabra enters the battlefield, destroy target creature an opponent controls.

Bloodprice—Reappropriate red. (You may cast this spell by sacrificing a creature and exiling two red cards from your hand and/or graveyard.)
Haste
Whenever Creed's Desperado attacks, if defending player has more cards in hand than you, exile the top card of that player's library. You may cast it as long as you control a Warrior, and you may spend mana as though it were mana of any color to cast it.