Acclimatization

Your time spent in the hostile parts of the world has inured you to extreme climates.

In your , you gain resistance equal to half your level to all environmental damage and are affected by temperature effects as though they were one step less severe (incredible heat or cold becomes extreme, extreme heat or cold becomes severe, and so on).

When other creatures with you as a guide in your favored terrain, they too treat temperature effects as one step less severe.