This spell costs {X} less to cast, where X is your greatest devotion to a single color.
Menace

When Confetti Cannons leaves the battlefield, create a 1/1 white Elemental Bird creature token with flying.

When Cosmic Colossus enters, if you cast it from your hand, cast a copy of target card in exile without paying its mana cost unless an opponent exiles two nonland permanents they control.

{T}: Add {C}.
{X}{1}: Court of Miracles dares X.

{T}: Add {C}.
{1}, {T}, Sacrifice Cradle of Rebirth: Copy target spell you control which had its flashback cost paid. You may choose new targets for the copy.

Crowdqueller Golem enters the battlefield tapped.

As Crownguard Ban enters the battlefield, choose a card name.
Spells with the chosen name can't be cast.
{3}, Exile a card from your hand with the chosen name: Draw a card. Any player may activate this ability.

{6}, {T}, Sacrifice Deafening Loudspeaker: It deals 5 damage to target creature. This ability costs {1} less to activate for each attacking creature you control.

{T}: Add three mana of different colors.

{2}, {T}: Draw a card. You lose 2 life unless you discard a card or sacrifice a permanent.

When Electromagnetic Geode enters the battlefield, draw a card.
{2}, {T}, Sacrifice Electromagnetic Geode: Add two mana of different colors.

{2}, {T}: You gain 5 life. Shuffle Elixir of Immortality and your graveyard into their owner's library.

Exile the top four cards of your library. You may play them until you play a card not exiled this way.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{3}, {T}, Sacrifice Explosive Canister: Explosive Canister deals 3 damage to any target.

When Extravagant Patisserie enters the battlefield, create a Food token.
{T}: Add {C}.

Flash
When Fencer's Foil enters the battlefield, you may attach it to target creature you control.
Equipped creature gets +2/+0.
Equip {3}

Draw a card. If you control no creatures, create a 1/1 colorless Cyborg artifact creature token.

This spell costs {1} less to cast if it targets a spell you control and costs {1} less to cast if it targets a spell with mana value 3 or less.
Copy target spell. You may choose new targets for the copy.

Flying
{T}: Add {C}.
Spellcharge 4

{T}: Add {C}.
{4}, {T}, Sacrifice Forbidden Throne: Return target card from your graveyard to your hand.

Equipped creature gets +2/+2 and can't be blocked by more than one creature.
Equip {4}

When Forgemaster Dreadnought enters the battlefield, create three Treasure tokens.
Spellcharge 9

Whenever Forgotten Cultivator enters the battlefield or attacks, mill three cards. Return a permanent card from among the milled cards to your hand.
Spellcharge 4

Equipped creature gets +2/+2 and has trample.
Equip {3}