Thaumaton Torpedo

{6}, {T}, Sacrifice this artifact: Destroy target nonland permanent. This ability costs {3} less to activate if you attacked with a Spacecraft this turn.

Emissary Escort

This creature gets +X/+0, where X is the greatest mana value among other artifacts you control.

Wurmwall Sweeper

When this Spacecraft enters, surveil 2.
Station (Tap another creature you control: Put charge counters equal to its power on this Spacecraft. Station only as a sorcery. It's an artifact creature at 4+.)
4+ | Flying

Plains

Robot

Island

Pinnacle Kill-Ship

When this Spacecraft enters, it deals 10 damage to up to one target creature.
Station (Tap another creature you control: Put charge counters equal to its power on this Spacecraft. Station only as a sorcery. It's an artifact creature at 7+.)
7+ | Flying

Selfcraft Mechan

When this creature enters, you may sacrifice an artifact. When you do, put a +1/+1 counter on target creature and draw a card.

Auxiliary Boosters

When this Equipment enters, create a 2/2 colorless Robot artifact creature token and attach this Equipment to it.
Equipped creature gets +1/+2 and has flying.
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

Command Bridge

This land enters tapped.
When this land enters, sacrifice it unless you tap an untapped permanent you control.
{T}: Add one mana of any color.

Mechan Assembler

Whenever another artifact you control enters, create a 2/2 colorless Robot artifact creature token. This ability triggers only once each turn.

Dockworker Drone

This creature enters with a +1/+1 counter on it.
When this creature dies, put its counters on target creature you control.

Starport Security

{3}{W}, {T}: Tap another target creature. This ability costs {2} less to activate if you control a creature with a +1/+1 counter on it.

Banishing Light

When this enchantment enters, exile target nonland permanent an opponent controls until this enchantment leaves the battlefield.

Mechan Shieldmate

Defender
As long as an artifact entered the battlefield under your control this turn, this creature can attack as though it didn't have defender.