msem-instigator

Exile target nonland permanent if its mana value is less than or equal to the number of creatures you control.
Lifecycle {3} ({3}, Discard this card: Create two tapped 1/1 colorless Elemental creature tokens.)

Destroy target tapped creature, then untap all creatures you control.

Whenever Coincutter Agent attacks, you draw a card and you lose 1 life.

Each creature you control assigns combat damage equal to its toughness rather than its power.
Identity — Other creatures you control get +0/+1 as long as you control at least two other creatures that share a creature type with Battlewise Strategist.

Eternal Duneborn enters tapped.
Foresight — Whenever you draw your second card each turn, return Eternal Duneborn from your graveyard to your hand.

Destroy target artifact or enchantment. Create a 1/1 green Saproling creature token.

When Kalak Culler enters, each opponent loses life equal to the number of creatures you've sacrificed this turn.
Revive—{3}{B}, Sacrifice a creature. ({3}{B}, Sacrifice a creature, Exile this card from your graveyard: Create a token that's a copy of it except it has no mana cost. Revive only as a sorcery.)

Reach
At the beginning of your end step, if you've gained 3 or more life this turn, create a 3/3 black Demon Horror creature token and each player loses 3 life.

Exile the top two cards of your library. You may play one of them until the end of your next turn.
Motley — If there are five or more names among nonland permanents you control, you may play both of them until the end of your next turn instead.

Equipped creature gets +1/+1 and has flying and haste.
Equip {3}

When Moss Dweller enters, put a +1/+1 counter on another target creature.

Destroy all attacking creatures with power 3 or greater.

Whenever a storied permanent you control enters, each opponent discards a card. (Enchantments and legendary permanents are storied.)

{W}, {T}: Tap target creature.

Choose one—
• Destroy target artifact.
• Target creature gets +4/+4 until end of turn.

Ravenous Attraction enters with a +1/+1 counter on it.
Whenever a creature you control dies, double the number of each kind of counter on Ravenous Attraction.

As an additional cost to cast this spell, sacrifice a creature.
Draw two cards. You gain 2 life.

Gain control of target land.

{T}, Sacrifice a Treasure, Gold, or permanent named Lotus Petal: Add two mana of any one color.
{T}, Sacrifice a Clue or Omen: Scry 2, then draw a card.
{T}, Sacrifice an Idol: Put two +1/+1 counters on target creature.
{T}, Sacrifice a Food: You gain 6 life.
{T}, Sacrifice a Bullet: Alchemos, Efficiency Engine deals 3 damage to any target.

{1}, Tap an untapped creature you control: Leaping Dancer gets +0/+1 and gains flying until end of turn. Then if you've activated this ability three or more times this turn, transform Leaping Dancer.

Choose a creature card name. Each player sacrifices a creature, then each player who controls a creature with the chosen name gets a poison counter.
Draw a card.

Whenever a creature dies, put a +1/+1 counter on each creature you control with power less than it.
{3}{G}, Sacrifice a creature: Draw cards equal to the sacrificed creature's power.

When CySec Spectre enters, you may sacrifice a creature. If you do, target opponent loses 3 life and you gain 3 life.

Target creature you control gets +1/+0 and gains menace until end of turn. (That creature can only be blocked by two or more creatures.)
Draw a card.

When target creature you control dies this turn, return it or another creature card with an equal or lesser mana value from your graveyard to the battlefield tapped.