Lustful high quality illustrations worth fapping Gems are gathered by playing the game, achieving certain goals or in the daily rewards you can also purchase them with real money.
Gems - with Gems you can get more energy regardless of the cooldown, speed up construction time of your buildings, buy new maidens and elemental crystals.Elemental Crystals - these are also received at the end of each mission, a rare resource allowing you to flirt and romance with your Maidens.Coins - you get Coins at the end of each mission that you can spend on new gear for your Maidens or construct and upgrade your camp.It replenishes over time, which means you will need to wait for a little to begin the next match.
Energy - you need the Energy to start a battle and go through a mission.As with most free-to-play game, in Crystal Maidens you are offered with a variety of resources to progress in the game: