msem-instigator

As Joyous Chromatelk enters, choose a color.
All cards that aren't on the battlefield, spells, and permanents are the chosen color in addition to their other colors.
{T}: Add one mana of the chosen color.

Choose two—
• Target creature gains indestructible until end of turn.
• You gain 3 life.
• Draw a card.

Draw a card, then reveal any number of creature or land cards from your hand. You gain that much life.

Whenever you cast a noncreature spell, you may put a progress counter on Reckless Research.
[progress 2+] At the beginning of your end step, mill two cards.
[progress 7+] At the beginning of your upkeep, choose target instant or sorcery card in your graveyard. You may cast it from your graveyard this turn.
At the beginning of your upkeep, choose target instant or sorcery card in your graveyard. You may cast it from your graveyard this turn.

Trample, haste
When Weak-Spot Colossus is dealt exactly 1 damage, destroy it.

{T}: Add {C}.
{T}: Choose a color from among permanents you control. Add one mana of that color.

Vigilance
Other Knights and Soldiers you control get +1/+1.
{2}{B}, {T}, Sacrifice a Knight or Soldier: Destroy target creature or planeswalker. Activate only as a sorcery.

Vigilance
At the beginning of your end step, if you control two or more Spirits and/or creatures with flying, transform Haunted Waif.

(Choose only one work as a sorcery to add its ability.)
When Path of the Outsider enters, return target creature to its owner's hand, then each opponent sacrifices a creature.
{2}{U}: Evanescence
{0}: Target creature phases out. Activate only during your turn and only once each turn.
{2}{B}: Anguish
Whenever a creature attacks you, it gets -1/-1 until end of turn.

{2}{B}, {T}, Sacrifice Sculler's Oar: Return up to two target creature cards from your graveyard to your hand.

Flying (This creature can't be blocked except by creatures with flying or reach.)
When Drake Youngling enters, draw a card.

Flying
{3}{W}: Taifeng Flockherd and each other creature in its pack get +1/+1 until end of turn. (Two or more creatures you control with equal power are in a pack.)

Whenever another creature you control enters, target instant or sorcery card in your graveyard with mana value less than or equal to that creature's power gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

For each permanent type, you may put a permanent card of that type from your hand onto the battlefield. Exile Set the Stage.

Choose target creature you control. You may transform it if it's a Werewolf. Then it deals damage equal to its power to target creature you don't control. (The creature you control bites even if you don't transform it.)

Target opponent mills five cards. Then exile a card milled this way. You may cast that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell.
Tether (Then if you cast this from your hand, you may exile it tethered to a creature you control. When it dies, you may cast this from exile without paying its mana cost.)

Paranoia—Reappropriate white. (You may cast this spell by exiling two white cards from your hand and/or graveyard when a permanent you control leaves the battlefield.)
When Ivenge's Evangel enters, create a 1/1 white Cleric creature token and you gain 1 life.

As an additional cost to cast this spell, sacrifice a permanent.
Return up to two target cards from your graveyard to your hand. Exile Lu'She Temple Customs.

This spell costs {1} less to cast for each creature you control with power 4 or greater.
Reveal the top X cards of your library. You may cast any number of nonland cards with mana value X or less from among them without paying their mana costs. Put the rest into your graveyard.

When The Lonely Prophet enters, exile a card you own from outside the game face down.
Whenever The Lonely Prophet deals combat damage, put the exiled card into your hand.

Vigilance
Whenever Purgeward Adept blocks or becomes blocked, it gets +1/+0 until end of turn.

Enspirit (As you cast this spell, you may exile a nonenchantment creature you control until this leaves the battlefield or fails to resolve. Reduce this spell's cost by the exiled card's mana value.)
Zoulev Envoy can't be blocked.

When this artifact enters, you gain 3 life. Surveil 2.
{T}: Add one mana of any color.

{T}: Add {C}.
{T}, Pay 1 life: Add {U}.
{U}, {T}: Add one mana of any color.

({T}: Add {W}.)
Bustling Docks enters tapped.
{W}, {T}, Reveal a white card from your hand: Target creature gets +1/+0 until end of turn.