Nathaniel, Aegis, Void

Pic credit : Harper

His bestfriend (sidekick) and his girlfriend betrayed him! They killed him, but instead of dying, the void, an ancient something, slid into his body giving him a second chance at life, but they now share the body, where Aegis is a a hero, The void is a dark-vigilante with no rules

Aegis :

Void (pic cred to : Mimimims)