Ekul, Vengeant Ranger

Reach
Whenever Ekul blocks or becomes blocked by a Dragon, Ekul gains +1/+0 and first strike until
the end of the turn.
Whenever another Elf or Forest you control is
put into the graveyard from the battlefield, look
at the top four cards of your library, you may
reveal an Elf or Forest card from among them
and put it into your hand.