Mutagenic Habitability
BiologicalPre-sapient
LithoidNot at creationMutagenic Habitability 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 +50% Desert Habitability, +50% Arid Habitability and +50% Savanna World Habitability.
What Mutagenic Habitability does
Modifier lines by where they apply, as the game prints them; then the trait's own effect text.
- +50%Desert Habitability
- +50%Arid Habitability
- +50%Savanna World Habitability
- +50%Tropical Habitability
- +50%Continental Habitability
- +50%Ocean Habitability
- +50%Tundra Habitability
- +50%Arctic Habitability
- +50%Alpine World Habitability
- +50%Tomb World Habitability
- +50%Volcanic World Habitability
Auto-Modding Habitability Preference Traits automatically adjust to the 
Planet Class a 
Pops currently lives on.
Mutagenic Habitability picks modifiers from the Mutagenic Habitability Trait List.
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).
- Requires the Glandular Acclimation technology.
- Can add auto preference traits
- from
- Has mutation environmental integration tradition
- Any of
- Country flag: genetic_ascension_stage_1_mutation
- Origin: Evolutionary Predators
- Has genetic stage 1 tradition
- Any of
- Has mutation environmental integration tradition
- from
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.
Mutagenic Habitability: questions
How many trait points does Mutagenic Habitability cost?
Mutagenic Habitability costs no trait points (common/traits, Stellaris 4.5.2).
Can I pick Mutagenic Habitability 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 Mutagenic Habitability?
trait_auto_hab_preference
Source: common/traits/01_species_traits_habitability.txt, Stellaris Cygnus v4.5.2 (9776).