Chronomaw, Temporal Devourer

Trample
Chronomaw, Temporal Devourer enters the battlefield with 7 time counters on it.
Whenever you cast a spell, put a time counter on Chronomaw, Temporal Devourer.
Whenever Chronomaw, Temporal Devourer
attacks, create a 1/1 colorless Gear Construct
artifact creature token for each time counter on it.
Chronomaw's power and toughness are equal to
the number of time counters on it.