msem-instigator

Wu Xing (Add effects based on the number of colors of mana spent to cast this spell.)
1 | Each creature deals damage to itself equal to its power.
3 | You gain life equal to the excess damage dealt this way.
5 | Each opponent loses that much life.

When Artistic Vision enters, create two 1/1 colorless Construct artifact creature tokens.
Whenever you cast an instant or sorcery spell, you may tap two untapped artifacts you control. If you do, copy that spell. You may choose new targets for the copies.

Flash
Flying
Legendary creatures you control have flying.

Double strike
Whenever an Equipment you control enters, create a 3/3 white Archon creature token with flying and attach that Equipment to that token.

You can't cast more than one spell each turn.
Whenever you cast a spell, draw a card.

When Sealed Riftway enters, exile up to one target card from a graveyard.
{2}, {T}, Sacrifice Sealed Riftway: Exile target player's graveyard. Draw a card.

Transcend (Activate as a sorcery to gain the next type and a +1/+1 counter.)
Whenever a creature enters, its controller sacrifices another creature other than Shan Jun.
{W}{B}: Demigod — Exile each opponent's graveyard. Shan Jun gains protection from each name among cards exiled this way.
{6}{W}{B}: God — Target opponent creates a 1/1 white Avatar creature token with “When this creature dies, you lose the game.”

Swiftwater Cliffs enters tapped.
When Swiftwater Cliffs enters, you gain 1 life.
{T}: Add {U} or {R}.

Whenever an Aura you control becomes attached to a creature, choose one —
• Raiding Gnoll-Band deals 3 damage to that creature.
• That creature gets +3/+0 until end of turn.

When Maiden of the Daffodils dies, you may return target land card from your graveyard to the battlefield.

Equipped creature gets +0/+3 and can't attack.
{5}: Attach Weight of Sin to target creature you don't control.
Equip {1}

Lifelink
Whenever Backstage Prompter deals combat damage to a player, put a +1/+1 counter on it.

Flying, haste
Venwyn, the Dragon's Fang can't block.
At the beginning of combat on your turn, you may pay {1}{R/G}. If you do, create a token that's a copy of target creature you control with mana value 3 or less, except it's not legendary and has haste. Exile that token at end of combat.

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

Flying
Improve {2} ({2}: Put a +1/+1 counter on this creature. This costs {1} more to activate for each +1/+1 counter on it. Improve only as a sorcery.)
At the beginning of combat on your turn, up to two target embattled creatures gain double strike until end of turn. (A creature is embattled if it has a counter on it or has a permanent you control attached to it.)

Return up to one target creature to its owner's hand. Then if this spell was foretold, you may destroy all creatures.
Foretell {1}{W}{W}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Flying
Whenever Prismatic Scyphozoa attacks or blocks, target player mills three cards.
When Prismatic Scyphozoa dies, create four 1/1 blue Elemental creature tokens with flying.

Empress Kogane can't attack or block.
Whenever an opponent casts a spell, you may gain life equal to that spell's mana value.

Whenever a creature you control dies, you may search your library for a creature card with lesser mana value, put it onto the battlefield tapped, then shuffle. Do this only once during each of your turns.

Equipped creature can't have -1/-1 counters put on it.
Equip {1}

Trample
Chained Ravager can't attack or block unless a player has lost life this turn.

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

Abandoned Battlefield enters tapped if you control another nonbasic land.
{T}: Add {U} or {B}.

Flying
When Brilliant Griffin enters, target creature gets +2/+2 until end of turn.