Developer and Publisher
The official Steam listing credits S-GAME Studio as developer and S-GAME Publishing as publisher. PlayStation also identifies S-GAME Publishing on the store product.
Creative Background
S-GAME introduced Phantom Blade Zero as a spiritual rebirth of its earlier Rainblood work and part of the broader Phantom Blade universe. The project presents that lineage as a current-generation console and PC action game.
Technology and Choreography
The game uses Unreal Engine 5 and modern motion capture. Official descriptions emphasize martial-arts choreography inspired by the Golden Age of Hong Kong action cinema.
Is Sony the Developer?
No. PlayStation promotes and hosts the PS5 version, but the official product credits name S-GAME as the game company. A Windows PC version is also confirmed. See the platform guide and engine answer.