Zerion-X9

Zerion-X9 is a single player action game. It was developed by ECHIGOYA GAMES and was released on December 4, 2025.

Zerion-X9Zerion-X9 is a 2.5D vertical bullet-hell shooter where you join Operation Zerion-X9—the final mission to reclaim Earth’s lost territories from the invading Starfarers. Once welcomed as peaceful visitors from the stars, the Starfarers betrayed humanity and seized the Shared Coexistence Zones across the planet. As the last remaining fighter pilot, you must take back every occupied region. …