msem-instigator

Vanishing 3
Whenever a time counter is removed from Prayers of Defiance, return target creature card from your graveyard to your hand.

As Precursor Gate leaves the battlefield, you may exile it. When you do, destroy target nonland permanent.
{5}, {T}, Sacrifice Precursor Gate: Draw a card.

Target creature you control deals damage equal to its power to another target creature. You gain 3 life.

Flash
When Predatory Psion enters, switch target creature's power and toughness until end of turn.

Nontoken creatures get -2/-2 until end of turn.
Fuse (You may cast one or both halves of this card from your hand.)

Creatures you control get +0/+2 until end of turn. Untap those creatures.

When Presence of the Unknown enters, you may sacrifice a creature. When you do, exile target nonland permanent.
Whenever a creature you control dies, each opponent loses 1 life and you gain 1 life.

When Press-Gang Recruiter enters, create a Treasure token.
{5}, {T}, Sacrifice an artifact: Gain control of target artifact or creature until end of turn. Untap that permanent. It gains haste until end of turn. Activate only as a sorcery.

Haste
At the beginning of your end step, return Preying Mantis to its owner's hand.

{1}, Sacrifice a creature: Each opponent loses 1 life.
Whenever a creature dies, you gain 2 life.

Destroy target creature with power 3 or greater.

Flash
When Pride of Thorns enters, it gets +3/+3 until end of turn.

Vigilance
Whenever another creature you control enters, scry 1.
{T}: Reveal the top card of your library. If it's a creature card, put it into your hand. Otherwise, you may put it into your graveyard.

Haste
{4}{R}: Monstrosity 2. (If this creature isn't monstrous, put two +1/+1 counters on it and it becomes monstrous.)

Primal {1}{G} (During your turn, you may cast this spell for {1}{G} instead of playing a land.)
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Trample
Primitive Berserker's power is equal to the number of Goblins you control.

Double strike
Concord — Pristine Duelist gets +2/+1 as long as there are four or more card types among permanents you control.

{T}: Add {C}. You gain 1 life.
Pristine Frame gets +2/+2 and has flying as long as you have 25 or more life.

Choose one —
• Prevent all combat damage that would be dealt this turn.
• Counter target noncreature spell.

When Prized Holsteins enters, create a 2/2 white Dwarf creature token.
When Prized Holsteins leaves the battlefield, you gain 2 life.

Reveal the top card of your library and put that card into your hand. If it's a permanent card with mana value X or less, instead you may put it onto the battlefield. If you do and fewer than seven permanents have been put onto the battlefield this way, repeat this process. X can't be 0.

Cast this spell only before combat.
At end of combat this turn, return all creatures that attacked or blocked this combat to their owners' hands. If no creatures attacked or blocked this combat, draw two cards.

When Prod the Stitchwork enters, it deals 1 damage to target player. That player sacrifices a creature.
At the beginning of your end step, if an opponent was dealt damage by three or more sources this turn, exile the top card of your library. You may play it until the end of your next turn.

Profane Flames deals 4 damage to target creature or planeswalker.
Create an Idol token. (It's an artifact with “{1}, Sacrifice this artifact: Put a +1/+1 counter on target creature. Activate only as a sorcery.”)

{1}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy.
{3}{U}, {T}: Copy target spell you control. You may choose new targets for the copy. (A copy of a permanent spell becomes a token.)