Do you want to compare Hammerhead with KillGrave? Discover the powers, weakness & weapons of Hammerhead and KillGrave from Hammerhead Biography and KillGrave Biography. Find out all about Hammerhead and KillGrave.# Check out how is Hammerhead unique and distinct from KillGrave. Discover their love interest, sidekicks, family tree and the movies and games list in which Hammerhead and KillGrave have appeared. Find out everything about them here!