Mountain ResilienceSpell 4
Source Pathfinder Player Core
Traditions Arcane, Primal
Cast

Range touch
Target 1 creature
Duration 20 minutes
The target's skin hardens like the stone of a mountain face. It gains resistance 5 to physical damage, except adamantine. Each time the target is hit by a bludgeoning, piercing, or slashing attack, mountain resilience's duration decreases by 1 minute.
Spell Effect: Mountain Resilience
Heightened (6th) The resistance increases to 10.
Heightened (8th) The resistance increases to 15.
Heightened (10th) The resistance increases to 20.
Traits
Anything that doesn't list another rarity trait (uncommon, rare, or unique) automatically has the common trait. This rarity indicates that an ability, item, or spell is available to all players who meet the prerequisites for it. A creature of this rarity is generally known and can be summoned with the appropriate summon spell.
ConcentrateAn action with this trait requires a degree of mental concentration and discipline.
EarthEffects with the earth trait either manipulate or conjure earth. Those that manipulate earth have no effect in an area without earth. Creatures with this trait consist primarily of earth or have a connection to magical earth.
ManipulateYou must physically manipulate an item or make gestures to use an action with this trait. Creatures without a suitable appendage can't perform actions with this trait. Manipulate actions often trigger reactions.