Summary pulled directly from Steam - Some text may only be applicable to Steam platform

Calturin is a Bullet Hell Boss Rush game where you are resurrected by a necromancer who now holds you in his power. Promised your freedom if you do his bidding, you must traverse the Gauntlet of Portals to unknown lands and face deadly beings.

- 8 unique boss fights, 2 paths of pain and a fight against an army.
- A compelling story told through fully voiced characters.
- Choose how to improve your skills as you become stronger.
- Red and black portals for those who wish a harder challenge.
- Designed to be suitable for both normal playthrough and speedrunning.
----------------------- The Gauntlet of Portals Awaits -----------------------