Overview
- Shift Up announced the collaboration during the Future Games Show at Gamescom on August 20, 2025.
- A short teaser set a horror tone with a cult ritual, a looming mansion, and Nikke character Poli grabbed by a bloodstained hand.
- The developer confirmed Jill Valentine as part of the event after the teaser, making her the first named Resident Evil character.
- Promotional art shows Jill in her Resident Evil 3 remake outfit, while Shift Up hints additional characters may join.
- No release date or story specifics have been shared, with the crossover planned for the existing PC and mobile versions of Nikke and following earlier Evangelion, Nier: Automata, and Stellar Blade tie-ins.