+1: Untap up to two target artifacts.
−X: Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.
−5: Artifacts you control become artifact creatures with base power and toughness 5/5 until end of turn.
When this artifact enters, put a -1/-1 counter on each creature target player controls.
, : Proliferate twice. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.)
Imprint — When this artifact enters, you may exile an artifact card from your hand.
, : Create a token that's a copy of the exiled card. X is the mana value of that card.
: Put a +1/+1 counter on each artifact creature you control.
, 
, 
