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
One time Aleks decided to play a game known as "Sniper Ghost Warrior". Aleks had fun playing with Sniper, but Sniper decided to stay to live in Aleks´ house. He likes to eat yogurt and make Aleks mad. He plays Happy wheels and Minecraft as well as other games. It was revealed in the 400,000 special that Sniper found Aleks´ new house.
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 The 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
Main Article: The Bowdrie Brothers
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. He has also appeared in creature livestreams. The duo eventually got there own series entitled SuperCast.
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 threw 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.