# General Structure

The following pages will cover these topics:

* [Formats](https://trg.gatcg.com/general-structure/formats)
* [Roles](https://trg.gatcg.com/general-structure/roles)
* [Registration and Participation](https://trg.gatcg.com/general-structure/registration-and-participation)
* [Judge Calls and Appeals](https://trg.gatcg.com/general-structure/judge-calls-and-appeals)