STRINGS.UI.FRONTEND.CUSTOMGAMESETTINGSSCREEN.SETTINGS.SUBWORLD_MIXING.LEVELS.GUARANTEE_MIXING.TOOLTIP_BASEGAME
This biome will be mixed in, even if it causes a worldgen failure
STRINGS.UI.FRONTEND.CUSTOMGAMESETTINGSSCREEN.SETTINGS.SUBWORLD_MIXING.LEVELS.GUARANTEE_MIXING.TOOLTIP_BASEGAME