Planar adaptation grants you immunity to the harmful environmental effects of a particular plane of existence, including such hazards as toxicity, extreme temperatures, and lack of air. Additionally, you gain energy resistance 20 to a single energy type prevalent on that plane (choose one if more than one type is equally prevalent). Planar adaptation has no effect when cast upon your native plane.
Components V, S
Range close (25 ft. + 5 ft./2 levels)
Targets one creature/level, no two of which can be more than 30 ft. apart
Saving Throw Will negates (harmless); Spell Resistance yes (harmless)
This spell functions like planar adaptation, except as noted above.