Choose one type of terrain; arctic, coast, desert, forest, grassland, mountain, subterranean, or swamp. You gain an [expertise die](https://a5e.tools/node/77 "Click to view a local node.") on [[00-Balance Of Powers/3-Mechanics/6-Ability Scores/Nature|Nature]] and [[00-Balance Of Powers/3-Mechanics/6-Ability Scores/Survival|Survival]] checks made in this terrain. In addition, once per journey when you fail an ability check, you can use a reaction to spend a Hit Die to gain a d4 Supply Die. This can be used any time during the current journey. **Desert Rule:** In addition, once each week when you have run out of Supply, you can spend 8 hours in the wilderness to find 1d4+2 Supply. #divineLessons #terrainAdvantage #natureBonus #survivalBonus #supply