Mirrorworks

Whenever another nontoken artifact you control enters, you may pay {2}. If you do, create a token that's a copy of that artifact.

Ingenious Artillerist

Whenever one or more artifacts you control enter, this creature deals that much damage to each opponent.

Whenever an artifact is put into a graveyard from the battlefield, you may have target opponent lose 1 life.

Whenever an artifact you control enters, this creature deals 1 damage to each opponent.

Whenever an artifact you control enters, you may discard a card. If you do, draw a card.

Flying
Whenever an artifact you control enters, you may draw a card. If you do, discard a card.