Keyword: Metalcraft

Galvanic Blast deals 2 damage to any target.
Metalcraft — Galvanic Blast deals 4 damage instead if you control three or more artifacts.

Whenever an Equipment enters the battlefield under your control, you may draw a card.
Metalcraft — Equipment you control have equip as long as you control three or more artifacts.

Metalcraft — : Add one mana of any color. Activate this ability only if you control three or more artifacts.

Metalcraft — : Add one mana of any color. Activate this ability only if you control three or more artifacts.

Galvanic Blast deals 2 damage to any target.
Metalcraft — Galvanic Blast deals 4 damage instead if you control three or more artifacts.

Metalcraft — : Add one mana of any color. Activate this ability only if you control three or more artifacts.

Metalcraft — Whenever Vedalken Humiliator attacks, if you control three or more artifacts, creatures your opponents control lose all abilities and have base power and toughness 1/1 until end of turn.

Metalcraft — Whenever Vedalken Humiliator attacks, if you control three or more artifacts, creatures your opponents control lose all abilities and have base power and toughness 1/1 until end of turn.

Galvanic Blast deals 2 damage to any target.
Metalcraft — Galvanic Blast deals 4 damage instead if you control three or more artifacts.

First strike
Metalcraft — Creatures you control get +3/+0 as long as you control three or more artifacts.

Metalcraft — : Add one mana of any color. Activate this ability only if you control three or more artifacts.

Metalcraft — This spell costs less to cast if you control three or more artifacts.
Counter target spell.

Flying
Metalcraft — Artifacts you control have shroud as long as you control three or more artifacts. (An artifact with shroud can’t be the target of spells or abilities.)

Flying
Metalcraft — : Exile Argent Sphinx. Return it to the battlefield under your control at the beginning of the next end step. Activate this ability only if you control three or more artifacts.

Metalcraft — : Add one mana of any color. Activate this ability only if you control three or more artifacts.

Tap target creature.
Metalcraft — If you control three or more artifacts, exile that creature.

Metalcraft — Rusted Relic is a 5/5 Golem artifact creature as long as you control three or more artifacts.

Metalcraft — Etched Champion has protection from all colors as long as you control three or more artifacts.

Metalcraft — Ardent Recruit gets +2/+2 as long as you control three or more artifacts.

Tap target creature.
Metalcraft — If you control three or more artifacts, exile that creature.

Flying
Metalcraft — : Exile Argent Sphinx. Return it to the battlefield under your control at the beginning of the next end step. Activate this ability only if you control three or more artifacts.

Defender
Metalcraft — As long as you control three or more artifacts, Spire Serpent gets +2/+2 and can attack as though it didn’t have defender.

Metalcraft — : Tap target artifact, creature, or land. Activate this ability only if you control three or more artifacts.

Metalcraft — This spell costs less to cast if you control three or more artifacts.
Counter target spell.

Tap target creature.
Metalcraft — If you control three or more artifacts, exile that creature.