Put a haste counter on up to one target creature.
Draw a card.

Vigilance
{T}: Add {C}.
{T}: Add {C}{C}. Activate only if Steadfast Gatekeepers is a creature.
Spellcharge 3

Enchant creature
Enchanted creature gets +3/+3.
{4}{G}, Exile Steady Bass from your graveyard: Put three +1/+1 counters on target creature. Activate only as a sorcery.

Steam Colony enters tapped.
{T}: Add {U} or {R}.
{1}, Discard Steam Colony: Scry 2.

This spell costs {1} less to cast for each differently named land you control.
Stella's Journal enters with X page counters on it.
At the beginning of your end step, if you have fewer cards in hand than the number of page counters on Stella's Journal, draw cards equal to the difference.

When Stratos Sentry enters, target opponent chooses a nontoken creature they control. You integrate that creature.
As long as a creature card with power 3 or less is integrated onto Stratos Sentry, it gets +1/+0 and has flying.

Once each turn, when an opponent is dealt damage, you may pay {R} and discard up to X cards, where X is equal to the damage dealt. If you do, draw that many cards. Put a +1/+1 counter on Strongarm Gambler.

Whenever Strongarm Revolutionary attacks, you may have it dare 4.

Studio Excelsior enters tapped.
{T}: Add {R}, {G}, or {W}.
{VP}{VP}{VP}{VP}, Discard Studio Excelsior: Target creature gets +2/+2 until end of turn and can't be blocked this turn.

{T}: Create a Treasure token.
{T}, Sacrifice a Treasure: Put a +1/+1 counter on target creature. Activate only as a sorcery.
{T}, Sacrifice two Treasures: Create a 0/0 colorless Robot artifact creature token with four +1/+1 counters on it. Activate only as a sorcery.
{3}: Untap Subsidized Market.

Target creature gets +3/+3 until end of turn. If the total number of land cards you own in exile, in your graveyard, and on the battlefield is at least seven, it gets +5/+5 instead, then untap it.

Target opponent separates their creatures into two piles. Gain control of each creature from the pile of your choice until end of turn. Untap them. They get +1/+0 and gain trample and haste until end of turn.

Haste
When Summoning Swords enters, search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle.
Spellcharge 7

Sunrise Lot enters tapped.
{T}: Add {R} or {W}.
{T}, Discard another card named Sunrise Lot: Draw a card.

Sunset Slums enters tapped.
{T}: Add {W}, {U}, or {B}.
{VP}{VP}{VP}{VP}, Discard Sunset Slums: Target creature gets +3/+3 and gains trample until end of turn.

Supercharger enters with X charge counters on it.
{1}, {T}, Remove a charge counter from Supercharger: Put a +1/+1 counter on target creature. Activate only as a sorcery.

{1}{VP}{R}, Discard a card: Draw a card.

Flash
When Supporting Crowd enters, you may have another target creature you control dare 5.

Deathtouch
Whenever Survivor of Pidae becomes the target of a spell you control, you may destroy target artifact or enchantment you don't control.

When Sustainable Investments enters, create a Treasure token.
Treasures you control have “{T}: Add one mana of any color.”

Target creature you control deals damage equal to its power to another target creature. When it deals excess damage this way, it deals damage equal to the excess to any target.

Swanky Club enters tapped.
{T}: Add {U} or {B}.
{T}, Discard another card named Swanky Club: Draw a card.

Haste
Spellcharge 2

Integrate target creature or creature spell with mana value 3 or less.