Ash was done in 2024 for Gaumont. She have all the basic of an advanced Biped, with Advanced (but simple to use) facial.
This is a Special Puppet Soul feature. It allow transforming object in button. It’s on the facial features on ths character
You have here some main option to setup :
For the quadruped the spine is a ‘Flexy Spine’ Monk Type. It’s Ik / Fk cumulative.
You also have a reverse Fk, that allows you to Fk it from the top.
The ears are in Fk mode with the Puppet Soul Dynamic type as ‘PupDyn’. This is a dynamic using a plugin that you need to deploy in a pipeline when you load the rig.
Usually, the Muppic dynamic type is use. It’s almost the same but only with maya node, except :