Showcasing full body tracking in VR https://vatelier.net/MyDemo/soccer/.
Using A-frame with aframe-extra physics component and 4 HTC Vive controllers (2 paired for the feet, 2 tethered via USB for hands).
In case you don't have yet the hardware to directly play check the short video demo.
Fabien Benetou or @Utopiah on Twitter and A-frame Slack.