This plugin depends on ProCosmetics. Simply drop this jar in your server's "plugins" folder, and as long as you have the MOST RECENT version of ProCosmetics, you should be fine. This plugin works for Spigot and any of it's forks.

Commands

/buytreasure normal - Purchases a normal treasure if the command sender has enough coins.
/buytreasure mythical - Purchases a mythical treasure if the command sender has enough coins.
/buytreasure legendary - Purchases a legendary treasure if the command sender has enough coins.