The only change with this biped is the spine. For all the rest, please refer to Ash.
The Spine is here in type ‘PUPbuildSpine’ : it’s an fkIk switch, and it’s not additive

The spine controllers :


With fk / ik you can choose between fk, and ik.
This is in ik


The hula up attribut

The squash atrtribut to 1

The blend Factor (if present) will let you choose the curvature of the joint)
Choose the scale
