Registration is required for anyone who will participate in the convention, including playing in tournaments or open gaming, buying or selling in the Bring-and-Buy, attending demonstrations, or trading in the No-Ship Math Trade. It is not necessary to register to be a spectator or to purchase from vendors.

Pre-registration for GCOM's 2016 Winter Game Fest is open. Pre-registration fee for the entire weekend is just $10. GCOM Patrons are admitted free, as they are to all GCOM events. GCOM Patrons do not need to pre-register. Their pre-printed badges will be waiting at the registration desk. As of Jan. 20, 2016, the con is 32% sold out.