Is your Plate Case full in Pokemon Duel? By default, you are given 50 space for your Plates which can be expanded by 10 spaces for 10 gems. This tutorial will show you how to sell your Plates for coins.
How-to Sell Plates in Pokemon Duel
1. Go to Shop and go to Exchange Coins.
2. Hit Plates on the bottom left corner.
3. Sell your Plates.
Common Plates sell for 93 coins, Uncommon Plates sell for 167 coins, Rare Plates sell for 670 coins, and EX Plates sell for 1488 coins.