"You can see the point, right? Who wants to team up with one?" — In-game description. Knucklehead Radar is an Exotic Hunter Helmet found through decrypting legendary or exotic engrams, bought from Xûr, or by completing the nightfall strike.
*Light the Blade: Causing damage with a grenade reduces your melee cooldown.
*Inverse Shadow: Increased Super energy gained from killing minions of the Darkness.
*Sensor Pack: Radar remains visible while aiming primary weapons.
The Exotic Item Safari Video Playlist: https://www.youtube.com/watch?v=mwI8nB2M3NU&list=PLF98Fwn0RNLi_ADH6AHdZi52W2z5mcfDl