Magma Giant

When Magma Giant enters the battlefield, it deals 2 damage to each creature and each player.

Gemini Engine

Whenever Gemini Engine attacks, create a colorless Construct artifact creature token named Twin that’s attacking. Its power is equal to Gemini Engine’s power and its toughness is equal to Gemini Engine’s toughness. Sacrifice the token at end of combat.

Wirefly Hive

, : Flip a coin. If you win the flip, create a 2/2 colorless Insect artifact creature token with flying named Wirefly. If you lose the flip, destroy all permanents named Wirefly.

Darksteel Brute

Indestructible (Damage and effects that say “destroy” don’t destroy this artifact.)
: Darksteel Brute becomes a 2/2 Beast artifact creature until end of turn.