Immortal's Alter Egos are multiple personalities Immortal has made over the past few years. Most of them were created after Immortal became a Creature.
Sniper Ghost Warrior
4L3KS
4L3KS is Immortal's rapper persona. He first appeared in The Man of Steel Creature Movie Trip. He has since had cameos and been mentioned in other Creature videos. His main inspiration is Tupac Shakur. He is also good friends with "D4NNY" a youtube rapper that is a popular running gag with creatures.
Twitch Sponsored Soldier
First appeared in Pacific Rim Movie Trip. A soldier wearing a long hippie blonde wig and a twitch tv sweatshirt. He shot himself during the video, because he wasn't able to kill the monster. His legacy lives on, as he was mentioned in The Wolverine Movie Trip.
Marshall Bowdrie
Brother of Chip Bowdrie, appeared in Head 2 Head Street Ball, As a referee to the game between Sly and Koots. He is a heavy smoker, who was getting paid in cigarettes to referee the game.
Robin #2
Robin #2 appeared in the BatDanz and Robins video at SDCC 2013. He originally was being beaten by Robin #1, but in the end became the robin because he through away BatDanz's Water Bottle.
Horse
Immortal wearing a horse mask, much like the one worn by Sp00n before revealing his face. Horse never talks. He likes to give mouth to mouth, and kissed Wolverine, Sly, and Logan, as well as dancing with Wolvernine and Logan.