For the 2019 competitive season, FFTCG used the Crystal Cup series internationally for their Nationals/Worlds qualification events.
The exclusive merchandise limited to each element of the Crystal Cups will be the same. The method to obtain the merch will be different for each country/event.
This is the compiled list of all the Crystal Cups 2019 (In order of event date by country). The list will be updated with links to their events when announced: