This is the Helix Core (Perforce) version control plugin for Unity. It is based on the source code published by Unity, but allows the linked version of the P4 API to be changed as needed. Even though ...
So now that this is clear, why? This "Player Animated Java" allows you to easily animate custom players, while keeping the power of Animated Java. This only works for 1.21.5+ (tested in 1.21.8). Now ...