Philomae, Izzet Alchymist

Partner with Ujra, Fury of the League
When Philomae, Izzet Alchymist or another
creature enters play under your control, you
may put a gold counter on target creature
an opponent controls.
Creatures with gold counters on them get
-1/-0 for each of those counters, and are artifacts
in addition to their other types.