
Ring World Mutations
Ring World Mutations is a biological species trait in Stellaris 4.5.2 that costs no trait points. It is for Biological, Pre-sapient and Lithoid species, added later, not at species creation. It gives -20% Desert Habitability, -20% Arid Habitability and -20% Savanna World Habitability.
What Ring World Mutations does
Modifier lines by where they apply, as the game prints them; then the trait's own effect text.
- -20%Desert Habitability
- -20%Arid Habitability
- -20%Savanna World Habitability
- -20%Tropical Habitability
- -20%Continental Habitability
- -20%Ocean Habitability
- -20%Tundra Habitability
- -20%Arctic Habitability
- -20%Alpine World Habitability
- +0.2Ring World Habitability
- +0.2Shattered Ring Habitability
- -20%Tomb World Habitability
- -20%Volcanic World Habitability
Ring World Habitability: $@auto_ideal_bonus|0%$
- Dry Climate Habitability: $@auto_base_penalty_sum|0%$
- Wet Climate Habitability: $@auto_base_penalty_sum|0%$
- Cold Climate Habitability: $@auto_base_penalty_sum|0%$
- Tomb World Habitability: $@auto_base_penalty_sum|0%$
- Volcanic World Habitability: $@auto_base_penalty_sum|0%$
When modification offers it
species_potential_add and species_possible_add: when genetic or robotic modification shows and allows the trait (the wording is ours).
In the game
Climate preference is determined by eons of evolution, design, skillful genetic manipulation or, in this case, retroviral agents providing responsive environmental adaptations.
Ring World Mutations: questions
How many trait points does Ring World Mutations cost?
Ring World Mutations costs no trait points (common/traits, Stellaris 4.5.2).
Can I pick Ring World Mutations at species creation?
No — it is not offered when a species is created (initial = no); it comes from genetic or robotic modification, events or other effects.
What is the ID of Ring World Mutations?
trait_auto_pc_ringworld_habitable_preference
Source: common/traits/01_species_traits_habitability.txt, Stellaris Cygnus v4.5.2 (9776).