Chaos Avatar

At the beginning of your upkeep, flip a coin. If heads, put a +1/-1 counter on chaos avatar. If tails, put a -1/+1 counter on chaos avatar.
Bestow {3}{r}{r}
At the beginning of your upkeep, flip a coin. If heads, put a +1/-1 counter on enchnated creature. If tails, put a -1/+1 counter on enchanted creature.