msem-instigator

Legacy (You may play this side of this card only from your graveyard. Exile it if it would be put into a graveyard or not resolve.)
Shuffle any number of target cards in graveyards into their owners' libraries.
Scry 2, then you gain 3 life.

Whenever you cast a spell that targets one or more permanents you don't control, gain control of those permanents until end of turn. Untap them. They gain haste until end of turn.

Flash
Enchant creature
When Roar of the Wilds enters, enchanted creature gets +3/+3 until end of turn.
When enchanted creature dies, create a 1/1 green Saproling creature token.

When Scion of Sarrithaz enters, create a 2/2 black Zombie creature token.
{2}{B}, Sacrifice a creature: Draw a card.

Flying
When Bleak Condor enters, mill four cards.

Boneyard Pass enters tapped unless you control a basic land.
{T}: Add {W} or {B}.

This spell costs {X} less to cast, where X is 20 minus your life total.
First strike, menace, trample

Whenever a Survivor you control dies, each opponent loses 1 life and you gain 1 life.

Whenever equipped creature attacks or blocks, you gain 2 life.
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

Scry X, where X is the highest toughness among creatures you control, then reveal the top card of your library. If it's a creature with mana value X or less, you may put it onto the battlefield.

At the beginning of your end step, shuffle your hand and graveyard into your library, then draw seven cards.

Up to two target creatures can't be blocked this turn. (Then exile this card. You may cast the creature later from exile.)

Haste
Whenever Reckless Pyremage becomes tapped, it deals 1 damage to each creature and each player.

Flying
Whenever a player taps a land for mana, return that land to its owner's hand unless they pay 1 life.
At the beginning of each end step, if an opponent controls no tapped lands, transform Tamaak, Drought of Life.

Trample
Chosen one ({W}{U}{B}{R}{G}: Transform this permanent.)

Whenever S-40 Wallbreaker attacks, create a 1/1 colorless Construct artifact creature token.
{X}, Sacrifice X artifacts: S-40 Wallbreaker deals X damage to each opponent.

Frenzy 1 (Whenever this creature attacks and isn't blocked, it gets +1/+0 until end of turn.)
Whenever Haploc Blooddrinker becomes blocked, it gains lifelink until end of turn.

Flying
When Blossoming Hatchling enters, create a Treasure token.

When Dreamsight Well enters, shuffle any number of cards you own from outside the game into your library.
Whenever you cast a creature spell, if you have more cards in your library than each opponent, draw a card.

When Overwhelming Paperwork enters or is put into a graveyard from the battlefield, return up to one target creature to its owner's hand.
{3}{U}{U}: Sacrifice Overwhelming Paperwork. Activate only as a sorcery.

Flying
Other creatures you control with flying get +1/+1.
Whenever Czeros, Sky Prowler deals combat damage to a player, you may pay {1}{W/U}. If you do, search your library for a creature card with flying, reveal it, put it into your hand, then shuffle.

Destroy all nontoken creatures.

{B}, Sacrifice another creature: Deranged Apothecary gains indestructible until end of turn.