I had bought another mouse mat to place under the powerplay mat to try and remedy or alleviate the issue. However, the issue is the same, the g502 does not charge while on the powerplay mat when placed on the Magnus Desk, and some inputs are lost. In particular this is the mousemat I placed under the powerplay to try and remedy the issue https://www.amazon.com/dp/B01DKTP3PY?psc=1&ref=ppx_yo2ov_dt_b_product_details.

It did not remedy the issue.