TMG has been rescheduled to October 8-10 of this year, but will not have RGB LAN this time around.
Full statement here: https://toomanygames.com/2021-rescheduled/
If you purchased an RGB LAN ticket for the 2020 TMG event and didn't request a refund at the announcement of the event being cancelled, please check your email for information on moving your RGB LAN ticket to the 2022 event or getting a refund. You must do this by March 12, 2021.
RGB LAN will be back in 2022. In the meantime, stay safe!