Using the HumanIK character solver, you can set up non-destructive animation retargeting. 
         
         To retarget animation
         
         
            - Set up your source and target characters as HumanIK characters. See Set up a HumanIK character. 
            
- Set the retargeting options you want, then retarget the animation. See Retarget animation from one character to another. 
            
- (Optional) Adjust retargeting parameters. 
            
- (Optional) Bake retargeted animation to the target character. 
               Note 
                     You do not have to bake to see the result of your animation retargeting.