Erun

Erun enters the battlefield with 10 +1/+1 counters on it,
Remove a +1/+1 counter from Erun: Erun gains Trample, Indestructible, Hexproof,
and Annihilator 5 until end of turn
"Why is it named? Did it name itself? If it named itself how do we know its name? Can it communicate? Does it communicate?" -Quaren, Merfolk Philosopher