Ratis is a star in the Metalion Solar System, serves as Level 3 in Salamander and Life Force, where it is referred to as "Burning Chaos". In Life Force version the stage is now known as the "Stomach Inner Chamber", meaning the Life Force version takes places in a Stomach, and the fire is replaced by blue stomach acid. The main theme of this stage is fire.
The boss in this level is Intruder.
- [[Life Force]]