Questbound features two in-game currencies:

  1. Crystals 💎

Crystals are used to:
– Replenish energy.
– Purchase Soul Stones to summon new heroes.
– Buy gold coins necessary for upgrading buildings and heroes.
– Speed up building construction and production.

Ways to obtain crystals include:
– Obtaining them at the beginning of the game.
– Earning them as rewards for various in-game actions.
– Purchasing them with real money.

  1. Gold 🟡
    Gold is used to upgrade buildings and armor.

Ways to obtain gold include:
– Winning battles.
– Receiving it from the Golden Mine.
– Discovering it during Expeditions.