Lilbeth, Visionary Tinkerer

Whenever an artifact enters the battlefield under
your control, put a supply counter on Lilbeth,
Visionary Tinkerer.
Remove X supply counters from Lilbeth: Target
noncreature artifact you control becomes a 0/0
artifact creature until end of turn. Put X +1/+1
counters on it. X can't be 0. Activate only once
each turn.
Choose a Home.