msem-instigator

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)
Whenever you gain life, you may pay {W}. If you do, transform Evigian Noble.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)
Whenever Mistress of Frost extorts a spell, you may tap target artifact or creature.

Flying
Whenever you cast a spell, Gilded Hawk gets +1/+1 until end of turn for each of that spell's colors.

Destroy target tapped creature.
Orchestrate {W} (You may exile this card from your hand anytime you could cast a sorcery for its orchestrate cost. When you next resolve a spell, you may cast this from exile without paying its mana cost.)

{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.

Flying
Whenever Immaculate Clouddasher attacks, up to three target creatures gain flying until end of turn.

{2}, {T}: You gain life equal to the number of colors among cards in your graveyard.
{W}{U}{B}{R}{G}: Transform Performer of Enlightenment.

Flying, vigilance, lifelink
During each of your turns, you may cast a multicolored spell from your graveyard.

Each player can't untap more than one nonbasic land during their untap step.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)
Whenever Protective Patron extorts a creature spell, that creature gains indestructible until your next turn.

Whenever Rallying Guardian becomes untapped, creatures you control get +2/+0 until end of turn.

Choose two —
• You gain 3 life.
• Tap target creature.
• Put a +1/+1 counter on target creature.

If this spell was orchestrated, up to one target permanent you control gains indestructible until end of turn. Choose a nonland permanent type. Destroy all permanents of the chosen type.
Orchestrate {2}{W}{W} (You may exile this card from your hand anytime you could cast a sorcery for its orchestrate cost. When you next resolve a spell, you may cast this from exile without paying its mana cost.)

{1}{W}: Target creature you control gets +0/+1 until end of turn and assigns combat damage equal to its toughness rather than its power this turn. When that creature deals combat damage to a player this turn, transform Reversal Medic.

{W}: Target creature assigns combat damage equal to its toughness rather than its power this turn.

Prevent all combat damage that would be dealt this turn. Target player sacrifices an attacking creature.

At the beginning of your upkeep, you gain 1 life for each color among permanents you control.
{W}{U}{B}{R}{G}, Sacrifice Sartha's Studies: Double your life total.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)
Artifacts and creatures your opponents control enter the battlefield tapped.

Street Busker gets +2/+0 as long as you've gained life this turn.

Whenever Talent Scout enters the battlefield or dies, return target creature card with mana value 2 or less from your graveyard to your hand.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

{X}{X}{W}, {T}, Sacrifice Tome of Loss: Return each creature card with mana value X or less from your graveyard to the battlefield.

{6}{W}: Tap all creatures target player controls.

Target creature gets +X/+X and gains vigilance until your next turn, where X is the number of creatures you control.

Flying
At the beginning of your end step, untap another target creature you control.