Boss Bokoblin

Vigilance
When ever Boss Bokoblin attacks, you can pay {2}{r} to put a +1+1 counter on
any bokoblin you control.
Levelling up:
When a spell or ability says "level up" increase
level by 1 and change stats accordingly.
level 2: 3/4
level 3: 4/5
level 4: 5/6 + trample