Shift-Up, the South Korean studio behind the Stellar Blade franchise, has uploaded a music video for the upcoming sequel Stellar Blade: Bloodrain to its official YouTube channel — and it appears to be made almost entirely with generative AI.

The video depicts Bloodrain protagonist Evie as a K-pop idol, singing an original Shift-Up track titled "Wanna be in Love" into a microphone while exploring a neon-lit sci-fi city. Eurogamer, which first flagged the video, described it as a "seemingly fully generative AI KPop music video" (Eurogamer). Dot Esports separately confirmed Evie's K-pop idol portrayal (Dot Esports).

At the end of the video, members of the Shift-Up development team appear on camera — filming, chatting, eating, and high-fiving the AI-generated character. It is a deliberate, candid coda that blurs the line between promo material and studio diary.

Stellar Blade: Bloodrain was revealed during Summer Games Fest. No official release date has been confirmed by Shift-Up; the game is estimated to launch before 2027, potentially in 2026 (Eurogamer). For context, generative AI refers to tools that produce images, video, audio, or text from prompts rather than traditional hand-crafted or manually animated assets.

The fan response on YouTube has been mixed. Comments ranged from confusion to outright criticism, with viewers questioning the use of AI-generated visuals for a franchise that built its reputation on striking, hand-crafted art direction (Eurogamer).

The video also lands against a backdrop of Shift-Up leadership openly embracing AI. Earlier in 2025, the studio's CEO and Stellar Blade's director publicly endorsed AI as essential for competing against large rivals, particularly studios in China (Eurogamer). That stance is not unusual within South Korea's games industry, where leaders have increasingly framed AI adoption as a matter of competitive survival rather than creative preference.

What makes this stand out is the format. A publisher releasing a music video to hype an unreleased game is routine. A publisher releasing one that appears fully AI-generated — and then showing its own staff interacting with the AI character inside it — is not. The video functions as both a teaser for Bloodrain and an implicit statement about where Shift-Up sees its production pipeline heading.

Whether that approach wins over players or pushes them away will play out in the comments section long before the game ships.