The group then starred in their own series, which began in July 2009—with the first issue focusing on Fat Cobra; written by Jason Aaron and Duane Swierczynski with art by Mico Suayan and Travel Foreman.

[1] A list of appearances made by the group, categorised alphabetically:[2] During the "Ultimate Invasion" storyline, Maker traveled to Earth-6160 and remade it into his own image.

While having ruled K'un-L'un and the rest of Heaven's seven capital cities, Hulk and the Children of the Eternal Light are served by the Immortal Weapons which consist of Bride of Nine World-Breakers, Crane Mother of the Bomb, Decay's Beautiful Daughter, Fat Cobra, Prince of Meltdowns, and Uranium Brother #235 who all make use of their gamma injections.

During the fight, Fat Cobra swallows a smaller Wasp only for her to grow enough to kill him.

After Hulk used his Gigatron Vice Grip on Iron Lad enough to apparently kill him, Doom finally locates the Ultimates and extracts them from K'un-L'un before things get worse.