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

Enchant creature
Enchanted creature gets +1/+1 and has “Whenever this creature deals combat damage to a player, draw a card.”
{VP}{VP}{VP}: Enchanted creature gains flying until end of turn.

You may look at the top card of your library any time.
You may cast artifact and enchantment spells from the top of your library.
{T}, Sacrifice three artifacts and/or enchantments: Search your library for a card, then shuffle and put that card on top.

Corgan Bourgeois's power is equal to the number of artifacts you control.
Whenever Corgan Bourgeois or another artifact you control enters, you gain 1 life.

Whenever a creature dies, scry 1.

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

Flash
When Corrosive Spitter enters, destroy all creatures that were dealt damage this turn.

Exile target creature with flying.

Cruiser Technician can't be blocked except by artifact creatures.
Whenever you amp it up, draw two cards, then discard two cards.

Cumulus Soundvein enters tapped.
When Cumulus Soundvein enters, you may pay 1 life. If you do, add one mana of any color other than white.
{T}: Add {W}.

When Cutting Room Floor enters, scry 2.
Whenever you scry, you may pay {1}. If you do, target creature gets -X/-X until end of turn, where X is the number of cards you looked at.

Whenever another artifact you control enters, Dazzling Illuminator can't be blocked this turn.

{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.

Desolate Soundvein enters tapped.
When Desolate Soundvein enters, you may pay 1 life. If you do, add one mana of any color other than black.
{T}: Add {B}.

Whenever one or more creatures you control deal combat damage to a player, you draw a card unless that player discards a card.
{X}: Creatures with power X or less can't block this turn.

{T}: Add three mana of different colors.

{2}{U}{U}, Exile Digitize the Analog World from your hand: At the beginning of your next upkeep, you may cast Digitize the Analog World from exile without paying its mana cost. Activate only as a sorcery.
Return all nonartifact, nonland permanents to their owner's hands.

Once each turn, when another artifact you control enters, you may tap or untap target creature.

This spell can't be countered except by spells named Diss Track.
Counter target spell.

Return target creature to its owner's hand. If you've amped it up this turn, that player puts it on top or bottom of their library instead.

Whenever you attack, put a beat counter on Double-Time Drums, then equipped creature gets +2/+1 until end of turn for each counter on Double-Time Drums.
At the beginning of your end step, if you didn't attack this turn, remove all beat counters from Double-Time Drums.
Equip {2}

Drizzling Cloister enters tapped.
{T}: Add {G} or {U}.
{T}, Discard another card named Drizzling Cloister: Draw a card.

All creatures get -2/-2 until end of turn. Scry 1.

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

Flash
Flying
When Electronegative Specialist enters, choose a number. You and creatures you control gain protection from mana values equal to the chosen number until end of turn.