Sawtooth TerrainSpell 5
Source Pathfinder Adventure: Prey for Death
Traditions Arcane, Divine, Primal
Cast

Area 20-foot burst
Range 30 feet
Duration 1 minute
Saving Throw Reflex
You cause long, serrated mantis limbs to appear, swiping at and obstructing creatures in the area. The area is difficult terrain. Each creature in the area when the spell is cast and who end their turn within the area take 3d6 slashing damage and (floor((@item.level -1)/2)d6) bleed damage, as determined by its Reflex save.
Critical Success The creature is unaffected.
Success The creature takes half damage and no persistent damage.
Failure The creature takes full damage and a –10-foot circumstance penalty to their Speed until they receive magical healing or benefit from a successful Medicine check against your spell DC to Administer First Aid.
Critical Failure The creature takes double damage and a –15-foot circumstance penalty to their Speed until they receive magical healing or benefit from a successful Medicine check against your spell DC to administer First Aid.
Heightened (+2) The damage increases by 3d6, and the persistent bleed damage increases by 1d6.
Traits
This rarity indicates that a rules element is very difficult to find in the game world. A rare feat, spell, item or the like is available to players only if the GM decides to include it in the game, typically through discovery during play. Creatures with this trait are rare. They typically can't be summoned. The DC of Recall Knowledge checks related to these creatures is increased by 5.
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.