A physics system was used to create the project with joints behaving like real bones. However, the arms and legs cannot move backward, just like in real life.
Creating a Versatile Physics System : Gymnastic move
I have been using Spine for a while and have come across several updates, but I believe version 4.2 is a major game-changer. Congratulations to the Spine team on the release of 4.2. I understand how challenging and tiring the process can be, and I am grateful for your hard work and dedication 