Headhunter Rengar

First Strike, Deathtouch

Unseen Predator - If I’m in your hand or command zone, pay {p/b}{p/b}{p/b}{p/b} to summon me onto the battlefield with Flash and Haste that I gain until the end of turn and make
me Challenge an enemy creature.

Bonetooth Necklace - When I’m on the battlefield, whenever an enemy dies, put a +1/+1 counter on me. If I have 5 +1/+1 counters on me, I gain Double Strike and Trample.

Challenge {p/b}{p/b}