Chaos Zero Nightmare, a Dark Sci-Fantasy Roguelike Action RPG, is Available on iOS and Android

Chaos Zero Nightmare is a dark fantasy RPG that combines choice-driven storytelling and tactical, card based combat across replayable missions.

Role Playing

Download (151.7 MB)

Chaos Zero Nightmare is available now on iOS and Android, bringing a dark sci-fantasy roguelike ARPG experience to mobile with a high-stakes, card-driven roguelike combat system and brutal, cinematic storytelling. Here’s a concise take based on the latest coverage.

Chaos Zero Nightmare: Release Date

Chaos Zero Nightmare was officially released worldwide on October 22, 2025, for mobile (iOS and Android) and PC (via the STOVE client). The launch occurred at 03:00 UTC, with regional release times varying by global time zone. Publisher Smilegate Holdings, Inc. coordinated extensive pre-registration and launch events for the game.

Chaos Zero Nightmare: Overview

Launch status: Available now on both iOS and Android. Players can jump into a dark world where Chaos corrupts minds and reality, requiring strategic squad management and careful resource handling.
Core mechanics: Combines roguelike elements with deckbuilding and card-driven combat, challenging players with high-stakes missions where agents can meet gruesome fates.
Narrative tone: Grim, atmospherically intense, focusing on a Protos protagonist who must preserve memories while leading a diverse team against encroaching Chaos. Expect brutal, suspenseful moments and a consistently dark ambiance.

Chaos Zero Nightmare: Gameplay and Systems

Squad-based progression: You command a roster of characters, each contributing unique abilities to counter Chaos forces, with decisions impacting both combat outcomes and story progression.
Card-driven roguelike: Battles are shaped by a roguelike deck system, requiring adaptive tactics as you face increasingly perilous encounters.
Risk and consequence: The game emphasizes threat intensity, with potential character losses underscoring the tension of each mission.

Chaos Zero Nightmare: What You Can Expect

Ongoing updates: Expect post-launch patches, balancing tweaks, and event-driven content as the player base grows, with possible collaborations or timed rewards around special events.
Community and resources: Look for early gameplay guides, tier lists, and deck-building strategies from fans and outlets to optimize progression and maximize rewards during runs.

Chaos Zero Nightmare

Smilegate, Inc.

Chaos Zero Nightmare is a dark fantasy RPG that combines choice-driven storytelling and tactical, card based combat across replayable missions.

Role Playing

Download (151.7 MB)

Conclusion

Chaos Zero Nightmare is available now on iOS and Android, delivering a dark fantasy roguelike ARPG experience with deck-building combat, high-stakes missions, and a narrative centered on a memory-keepable Protos leading a squad against Chaos. It emphasizes brutal outcomes, tense performances, and a distinctive anime-inspired aesthetic, with launch-day rewards and ongoing post-launch content to extend play.