Sasquatch. Jeff also tells Walter that he will soon achieve Unity. Walter is later freed by Shaman who knocks out Agent Jeff Brown. As part of the 2015 All-New, All-Different Marvel branding, Sasquatch appears as part of the Alpha Flight space program. Immortal Hulk While taking time off from the Alpha Flight space program, Walter met a reporter named Jackie McGee and agreed to aid her in her search for Bruce Banner. After Walter was stabbed breaking up a fight between two men, he wound up in the hospital where he turned into Sasquatch at night. After killing some doctors that were treating him, Sasquatch encounters Hulk who found that he is possessed by Brian Banner's ghost. Hulk was able to free Sasquatch from Brian's possession by draining the gamma energy out of him enough to depower Walter. It was revealed that Brian Banner's possession of Sasquatch was caused by the One Below All. General Reginald Fortean nearly charged Walter for the deaths he caused and changed his mind when he decided to have Captain Marvel call the Avengers to go after Hulk and have him save Walter. After Hulk escaped from General Fortean's custody, Walter formed a new version of Gamma Flight to go after Hulk by starting with Puck as its first member. Walter and Gamma Flight arrived at the area where the gamma bomb first turned Bruce Banner into Hulk. As Hulk fought Gamma Flight, Absorbing Man absorbed the leftover gamma radiation that enabled the One-Below-All to plunge New Mexico into its Below-Place. After Hulk defeated the One-Below-All, Walter and Gamma Flight were returned to Earth where Absorbing Man joined the group. With Titania as its latest member, Walter and Gamma Flight ran into Doc Samson who reveals to them Hulk's plans to wipe out the human civilization. Arriving in Reno, Nevada, Walter and Gamma Flight found the Subject B husk that the U.S. Hulk Operations placed Rick Jones' body in. They take it to the Alpha Flight Low-Orbit Space Station for study. Wearing the Redeemer armor, General Fortean raided the Alpha Flight Low-Orbit Space Station to reclaim the Subject B husk. While taking out the Gamma Flight members, Fortean also shoots Walter to make him pay for the deaths his Sasquatch form caused before making off with the Subject B husk. Due to his door in the Below-Place being meddled, Doc Samson was able to revive