While it is unknown what survival is and what it was used for, there are some leftover files that reference survival, all of which can be found in the "pmindex_for_code" xml file.
Filters and Colors
Events and Merits
(All function the same as the normal maps.)
- c_woods_survival (Unique metaforest map?)
- su_hauntedhouse (Grave Manor)
- su_woods (Metaforest)
Along with that there are some adjectives that can be applied through the @ method glitch or memory editing.