AETHERIA Demo
A high-speed aerial roguelite demo with full 360° 3D combat. Fly freely, fight enemy swarms, and combine automatic attacks, skills, and randomized upgrades. Explore the purple realm as the cat-eared character in this single-player demo.
- Release date
- October 15, 2026
- Platforms
- Windows
- Developer
- Studio Algernon
- Publisher
- Studio Algernon

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About AETHERIA Demo
AETHERIA Demo is a taste of the high-speed aerial roguelite where you fly freely through full 360° 3D battlefields and tear through swarms of enemies. Explore the purple realm as the cat-eared character, the demo's only playable character. Fly in any directionKeep moving through gravity-free arenas as threats approach from ahead, behind, above, and below. Dodge incoming attacks and combine automatic fire with powerful skills to fight your way through the chaos.
Build your own powerChoose randomized upgrades during each run and shape the way you fight. Experiment with combinations of attacks and skills, then return from a sortie with resources to purchase permanent upgrades and prepare for your next attempt. Survive the swarmBattle waves of enemies in the purple realm. Keep adapting your movement, skills, and upgrades as each run grows more dangerous.
What's in the demoExplore the purple realm only. Play as the cat-eared character only. Normal difficulty only. Single-player gameplay. Keyboard and mouse or gamepad controls. The demo offers a focused look at AETHERIA's aerial combat and build variety. Additional realms and playable characters are part of the full game.
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