Deepalley Dweller

Skulk
Whenever Deepalley Dweller deals comabat damage to a player, reveal the top card of your library. If that card has one or more words in it's title alike with Deepalley Dweller, put a +1/+1 counter on Deepalley Dweller.
Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)