You transform into a Large dinosaur battle form with new attacks and temporary Hit Points.
Concentrate
Manipulate
Polymorph
Rank
4
Traditions
Primal
Traits
Concentrate, Manipulate, Polymorph
Cast
2 actions
Duration
1 minute
You transform into a Large dinosaur battle form with new attacks and temporary Hit Points.
Heightened
5th
Your battle form is Huge and your attacks have 15-foot reach, or 20-foot reach if they started with 15-foot reach. You instead gain 20 temporary HP, an attack modifier of +18, a damage bonus of +6, double the damage dice, and Athletics +21.
7th
Your battle form is Gargantuan and your attacks have 20-foot reach, or 25-foot reach if they started with 15-foot reach. You instead gain AC = 21 + your level, 25 temporary HP, an attack modifier of +25, a damage bonus of +15, double the damage dice, and Athletics +25.
Source: Pathfinder Player Core, p. 324
Bring Dinosaur Form into a Pathfinder 2e game with The DM Screen.