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