Card Text:
Clockwork Beast comes into play with seven +1/+0 counters on it.
Clockwork Beast can't have more than seven +1/+0 counters on it.
At end of combat, if Clockwork Beast attacked or blocked this turn, remove a +1/+0 counter from it.
oX, ocT: Put X +1/+0 counters on Clockwork Beast. Play this ability only during your upkeep.