{T}: Add {C}.
If you would add {C}, you may pay 1 life. If you do, add {B} instead.

{T}: Add {C}.
If you would add {C}, you may pay 1 life. If you do, add {U} instead.

{T}: Add {C}.
If you would add {C}, you may pay 1 life. If you do, add {W} instead.

{T}: Add {C}.
If you would add {C}, you may pay 1 life. If you do, add {R} instead.

When Codename: Ant dies, you may search your library for a card named Codename: Ant, reveal it, put it into your hand, then shuffle.

Codename: Bumblebee enters with a +1/+1 counter and a flying counter on it.
At the beginning of your upkeep, you may move a counter from Codename: Bumblebee onto another creature.

Flying
{1}, {T}: Surveil 1. This ability costs {1} less to activate if you control a blue permanent.

When Codename: Spyder enters, mill three cards.
Whenever one or more cards are put into your graveyard from your library, you may return up to one of those cards to your hand. Do this only once each turn.

When Coercive Contractor enters, create a Treasure token.
{X}, {T}, Sacrifice a Treasure: Gain control of target nontoken creature with mana value X until end of turn. Untap that creature. It gains haste until end of turn. Activate only as a sorcery.

{T}, Exile an instant or sorcery card from your graveyard: Add one mana of any type.
Once each turn, when you cast an instant or sorcery spell, you may create a 1/1 colorless Construct artifact creature token.

Colossal Tarasque can't be blocked by creatures with power 2 or less.
{2}, Discard Colossal Tarasque: Search your library for a basic Forest card, reveal it, put it into your hand, then shuffle.

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

Vigilance
{T}, Sacrifice a creature: Target creature can't be blocked this turn. Activate only if you control a black permanent.

Create a 0/0 white Army creature token if your devotion to white is three or more.
Put a +1/+1 counter on each creature you control.

Whenever a creature you control becomes the target of a spell or ability that targets only it, you may copy that spell or ability for each other creature you control that spell or ability could target. Each copy targets a different one of those creatures. Do this only once each turn.

Destroy target creature. That creature's controller loses 1 life for each kind of counter among permanents you control.

Flash
When Conduit of Change enters, if you cast it, return all other nonland permanents to their owner's hands.
Spellcharge 7

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

Enchant creature
Enchanted creature can't attack or block, and its activated abilities can't be activated unless they're mana abilities.
Enchanted creature has “At the beginning of your upkeep, you lose 1 life.”

Choose one —
• Target creature gets +2/+0 and gains indestructible until end of turn.
• Target player sacrifices a creature.

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

Flash
Approval — When Congressional Kraken enters, return each nonland permanent with mana value less than or equal to the number of colors among permanents you control to their owners' hands.

Gain control of up to two target creatures with total mana value 4 or less until end of turn. Untap one of them. It gains haste until end of turn.

Destroy target artifact or enchantment. If that permanent was a token, draw a card.

Indulgence
When Conspiracy of Wealth enters, draw a card.
Whenever you indulge, you may exile target card from a graveyard.