Planet Hulk # 1 2015 is the opening chapter of a five-issue miniseries published as a tie-in to the Secret Wars event. Unlike the original 2006 saga, this story takes place in the Battleworld domain of Greenland, a savage land overrun by various types of Hulks.
The issue follows a gladiator version of Steve Rogers (The Captain) and his companion Devil Dinosaur.
- The Mission: After proving their worth in the arena, they are sent by Sheriff Stephen Strange on a suicide mission into the "Forbidden Zone" of Greenland.
- Objective: Their goal is to assassinate the Red King, the ruler of Greenland, who is holding Rogers' warbound partner Bucky Barnes prisoner.
- Backup Story: The issue includes a separate origin story by a different team, depicting an alternate reality where Amadeus Cho saves everyone from a gamma bomb by inadvertently turning them all into Hulks.
- Creative Team: Written by Sam Humphries with pencils by Marc Laming and colors by Jordan Boyd.
- First Appearance: This issue features the first appearance of The Captain (Captain Gladiator), an alternate-reality version of Steve Rogers.
- Cover Art: The standard cover was illustrated by Mike Del Mundo.