- How to open the PvP Season Armory?

1. Open the PvP mode menu.
2. Press on the yellow Season button.
3. Press Armory in the top right corner of the screen.

- Will the PvP armory trophy coins disappear after the end of the PvP season?

Yes, the armory trophy coins, which are used in the PvP Armory, disappear when the season changes. Each new season starts with 0 coins.
It is recommended to spend all PvP armory trophy coins of the before the end of the season.