Step into the enigmatic Domain of Hallucination, an action roguelike where your past is a mystery waiting to be unraveled. With your memories lost, a peculiar potion offers a chance to revisit them, but the path is fraught with challenges.

This bullet heaven experience puts you in control of the environment itself, allowing you to build the map as you explore diverse biomes.

Gameplay centers on collecting experience and equipping powerful engravings that dramatically alter your playstyle. The core loop involves intense combat against adaptive boss fights that dynamically adjust to your skills, rewarding your perseverance with a variety of potent weapons.

Navigating the treacherous domain is made more manageable with helpful tile modifiers that can turn the tide of battle.

As you delve deeper and survive more runs, fragmented glimpses of your past will emerge. The narrative dynamically adapts to your discoveries, with dialogue shifting based on what you learn through gameplay.

Unlocking achievements not only signifies your progress but also unlocks entirely new ways to play, expanding the game's depth and replayability. With full audio support in English, the immersive experience is further enhanced.

Overview

Domain of Hallucination is a single-player action roguelike where players explore, build the map as they go, and collect power-ups to uncover lost memories. It features dynamic narration and adaptive boss fights.

Highlights

  • Dynamic Map Generation: Players build the map as they explore different biomes, offering a unique roguelike experience.
  • Engaging Progression: Collect experience, equip powerful engravings, and unlock new weapons through challenging, adaptive boss fights.
  • Narrative Discovery: Piece together lost memories through gameplay, with dialogue that adapts to player progress and achievements.

Who It's For

This game is for players who enjoy action roguelikes with bullet hell elements, a focus on build variety, and a narrative that unfolds through gameplay. Fans of games with map-building mechanics and adaptive challenges will find a lot to love here.

Game Info

  • Developer: Livio Cozzio, Marcel Schürch, Carla Widmer, Jonas Wiesli, rnaisa
  • Publisher: Team Quintuple-A
  • Genre: Action, Indie, Early Access
  • Release Date: October 2, 2025
  • Features: Single-player, Steam Achievements, Steam Cloud, Stats, Full English Audio.