Alan Sarg

Alan Sarg is the narrator of the whole ATNAF franchise, On Night 5 of ATNAF 6, He accidently slips into toxic water which mutates him. He is also the final boss of the game.

Appearence
Alan's human form is never seen, as he is the narrator of the game, However, It is known that he wears a suit and has brown hair hinted by his mutant appearence. His mutant form is a muscular pale creature with red eyes wearing a worn up suit, He has brown hair and no lips.

Behaviour
Alan's human form just narrates the story, Talking to the player. In his mutant form, He is agressive against the player.

Trivia

 * It is theorized that he is actually William Afton in disguise.