Equipped creature gets +2/+1 and has “At the beginning of your end step, put a time counter on Blade of Clouded Pasts.”
{2}, Sacrifice Blade of Clouded Pasts: Target player loses X life and discards X cards, where X is one plus the number of time counters on it. Activate only as a sorcery.
Equip {2}

Trample
Breaking Ground must be blocked if able.
{T}: Add {C}.
Spellcharge 9

Buried Colossus enters tapped.
{T}: Add {G} or {W}.
{8}{G/W}: Buried Colossus becomes a 8/8 green and white Cyclops creature until end of turn. It's still a land. This ability costs {X} less to activate, where X is your devotion to green and white. Activate only once each turn.

All spells cost {1} more to cast.
Spellcharge 6

Bustling Motorway enters tapped.
{T}: Add {U} or {R}.
{4}: Make a pledge. Activate only as a sorcery.

Calmed Battleground enters tapped unless you control a Plains.
{T}: Add {B} or {R}.

When Capital Zenith enters, sacrifice it unless you pay {2}.
{T}: Add one mana of any type.

Create a token that's a copy of target creature, except it's 3/3.

{T}: Target player exiles a card from their graveyard.
{2}, {T}: Exile target card from a graveyard. Then if there are three or more cards exiled with Censor Tablet, exile it. If you do, draw two cards.

{T}: Add one mana of any color.
Whenever Chains of Broken Oaths becomes spellcharged, untap it.
Spellcharge 7

Whenever Chamille, AAA-Lister attacks, target nonlegendary creature can't block it this turn.
Whenever Chamille deals combat damage to a player, put a +1/+1 counter on it, then create a Treasure token for each counter on it.

When Chromatic Hart enters, you may exile target card from a graveyard.
{T}: Add one mana of any color.

Choose a color. Exile all permanents of the chosen color. Until the end of your next turn, if you would add {C}, instead add {C} and one mana of the chosen color.

{1}, Sacrifice Claw Fossil: Target creature has base toughness 1 until end of turn. Activate only as a sorcery.
Surface {2}{B}. Claw Fossil surfaces transformed.

{T}: Add {C}.
If a spell or ability you control would produce {C}, you may pay 1 life. If you do, it produces {G} instead.

{T}: Add {C}.
If a spell or ability you control would produce {C}, you may pay 1 life. If you do, it produces {B} instead.

{T}: Add {C}.
If a spell or ability you control would produce {C}, you may pay 1 life. If you do, it produces {U} instead.

{T}: Add {C}.
If a spell or ability you control would produce {C}, you may pay 1 life. If you do, it produces {W} instead.

{T}: Add {C}.
If a spell or ability you control would produce {C}, you may pay 1 life. If you do, it produces {R} instead.

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.

Congressional Hall enters tapped.
{T}: Add {W} or {U}.
{4}: Make a pledge. Activate only as a sorcery.

Controlled Ecosystem enters tapped.
{T}: Add {G} or {U}.
{4}: Make a pledge. Activate only as a sorcery.

Corgan Sprawl enters tapped.
{T}: Add {B} or {R}.
{T}, Discard another card named Corgan Sprawl: Draw a card.

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.