Goz, Maker of Wonders

Flash
When this creature enters the battlefield, choose
two:
•Create a Token that's a legendary artifact called Eldritch Cannon with "{2}{t}: Deal 2 damage to
any target. If you control an Artificer it deals an
extra 2 damage"
•Target equipped creature gets a +1/+1 counter
•Artifacts you cast cost {2} less to cast
this turn