msem-instigator

Chamber of Splendor enters tapped.
When Chamber of Splendor enters, you may pay {1}. If you do, create a Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)
{T}: Add {C}.

Whenever you cast a spell during an opponent's turn, put a +1/+1 counter on Champion of the Fae.

Exile target creature. That creature's controller creates a 1/1 white Soldier creature token, then judges that token. (They honor it by putting a +1/+1 counter on it or condemn it by sacrificing it to draw a card.)

Whenever a permanent you control transforms, draw a card.

Tap an untapped creature you control: Put a charge counter on Channel the Spirits.
Remove nine charge counters from Channel the Spirits and sacrifice it: Creatures you control get +3/+3 and gain trample until end of turn. Activate only as a sorcery.

{T}: Add {C}.
{T}: Add one mana of any color that a basic land you control could produce.

Charbroiled Core enters tapped unless you have two or more opponents.
{T}: Add {B} or {R}.

Rouse 1. Target permanent gains first strike until end of turn if it's a creature. (Put a +1/+1 counter on a permanent you control. If it isn't a creature, tap it and it becomes a 0/0 creature in addition to its other types.)

Creatures your opponents control have haste.

Charred Marsh enters tapped unless you control a Mountain.
{T}: Add {B} or {G}.

Chartered Treasury enters tapped.
When Chartered Treasury enters, look at the top card of your library. You may put it into your graveyard.
{T}: Add {R} or {G}.

Trample
Whenever Chasqui Veteran deals combat damage to a player, if you control three or more artifacts and/or enchantments, draw a card.

Flying
When Chattering Parrot enters or leaves the battlefield, you may draw a card. If you do, put a card from your hand on the bottom of your library.

Chigau Market Outskirts enters tapped. When it does, choose a creature card name.
{T}: Add {B}.
{1}, {T}, Sacrifice Chigau Market Outskirts: You may cast a creature spell with the chosen name from your graveyard this turn.

{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a legendary spell or activate an ability of a legendary permanent.

{T}: Add {C}.
{1}, {T}, Sacrifice Chikyu League Arena: Put a +1/+1 counter on target creature. Activate only as a sorcery.

As an additional cost to cast this spell, sacrifice a creature.
Target creature gets -X/-X until end of turn, where X is the sacrificed creature's power.

Cast this spell only if an opponent controls two or more nonwhite creatures or you control six or more lands.
Create X 1/1 white Bird creature tokens with flying. You gain X life.

Chiseled Cliffside enters tapped unless you have two or more opponents.
{T}: Add {R} or {W}.

As Choked Estuary enters, you may reveal an Island or Swamp card from your hand. If you don't, Choked Estuary enters tapped.
{T}: Add {U} or {B}.

Enchant creature
When Chords of Order enters, put a +1/+1 counter on enchanted creature.
Whenever enchanted creature attacks, tap up to one target creature without a +1/+1 counter on it, then untap up to one target creature with a +1/+1 counter on it.

During your opponents' turns, Chroma, the Faerie Circle has all basic land types in all zones.
Chroma, the Faerie Circle enters tapped.

Sacrifice Chromeleon: Add one mana of any color. Scry 1.

(Choose only one work as a sorcery to add its ability.)
When Chronicles of the Kitsune enters, create a 2/1 red and white Fox creature token.
{2}{W}{W}: Act I: Ascent
Creature tokens you control get +1/+1 and have flying.
{3}{W}{W}: Act II: Descent
At the beginning of your end step, if you control no creatures, create Hu Li, a legendary 4/4 white Fox Spirit creature token with flying and lifelink.

{2}, {T}, Sacrifice Chronomancer's Bauble: For each permanent with a time counter on it, you may put a time counter on that permanent or remove a time counter from it.