Nile Hatchling

At the beginning of your upkeep, you may put a +1/+1 counter on Nile Hatchling.
If you have five +1/+1 tokens on Nile Hatchling, sacrifice Nile Hatchling and summon an 8/6 beast with First Strike.
I'm frightened of eggs, worse than frightened, they revolt me. -Alfred Hitchcock