Corpulent Rage is a class action used by Flesh. When its health reaches a certain threshold, this action makes it go 
.
Description
As your health diminishes, let out a bone-quaking roar that pushes back anyone near you, and go Berserk.
Properties
- Damage:
-
2d4 (2~8) 
Thunder - Details:
-
Melee: 1.5 m / 5 ft -
Recharge: Short rest -
STR Save
Condition: Berserk
Duration: Until Long rest
- A frenetic rage racks the affected entity's flesh. Its Multiattacks each deal an additional 1d8
Bludgeoning damage and knocks targets 
- It also gains Resistance to Slashing, Piercing, and Bludgeoning damage, and has
Advantage on Strength Checks and Saving Throws. - This frenzy ends if the affected entity regains all its hit points.
How to learn
Used by creatures: Flesh