Gwent has several different in-game currencies to be used for purchasing different in-game items. Currently, these currencies are:
Ore can be earned in various ways by playing the game normally. Scrap is primarily earned through milling cards. Meteorite powder can be purchased in the in-game shop or earned by milling of premium cards. Reward points are earned by completing in-game achievements called Contracts or as level-up and end-of-season rewards.
From left to right: Kegs, ore, meteorite powder, reward points, scraps.