Cute Lil' Penguin

First Strike, trample, deathtouch, hexproof.
Whenever Cute lil' Penguin deals damage, put 5 +1+1 counters on it
If another creature on the battlefield gets attacked, put 20 +1+1 counters on Cute Lil' Penguin.
Whenever you play a blue mana, bring back your entire graveyard