Brainifyer the Slightly Evil

Volatile 4 (At the beginning of each upkeep, flip 4 coins. Brainifyer gets +1/+0 until the end of turn for each heads and +0/+1 untl the end of turn for each tails.)
Whenever a Bidoof you control attacks, put a safe genetic experiment counter on it.
Bidoofs you control have Volatile X, where X is the number of safe genetic experiment counters
on them.