Coopius, Mature Mimic

Flying
Coopius, Mature Mimic enters the battlefield
as a copy of any permanent on the battlefield, if Coopius enters as a creature
put a +1/+1 counter on it, if it enters
as a planeswalker put a loyalty counter on it.
If the controller of Coopius is under the age of 21 Coopius instead enters the battlefield
as a 0/1 black illusion nightmare creature
token with no abilities and this creature
cant block.
"You're a little to young for me."