Drogrok, Battle Master

At the beginning of your upkeep, put a +1/+1
counter on Drogrok for each creature in your
party.
Precision Attack - Remove a +1/+1 counter from Drogrok. It gains first strike until end of turn.
Trip Attack - Remove two +1/+1 counters from Drogrok. Tap target creature you don't control.
Riposte - Remove three +1/+1 counters from
Drogrok. Prevent all combat damage that would
be dealt to it this turn.