Mutations are extremely important modifiers for strengthening your team's combat capabilities in Roll Anime to Fight. AdAs of this writing, there are eight mutations in Roll Anime to Fight. All Roll Anime to Fight mutations and their effectsShimo Haya with the Astronaut mutation (Image via Roblox)A unit can possess a single mutation in Roll Anime to Fight. Also check: Roll Anime to Fight Traits guideFAQs on Roll Anime to FightHow many mutations can be possessed by a unit? You have a chance to roll units with the Astronaut mutation during the Astronaut event, which is exclusively activated by the developers.