Please provide the GameCredits team your exchanges' contact information. They don't want another Coinegg situation on their hands.
For those unaware of the Coinegg situation and why you should not trade on coinegg, see
https://www.reddit.com/r/GameCreditsCrypto/comments/8n3xfq/dont_be_fooled_by_coineggs_cheap_prices_its_not/
(which links to a comment..)
https://www.reddit.com/r/GameCreditsCrypto/comments/85205e/readme_exchange_status_which_ones_are_safe_to/dz56bcx/