Step into Esperia, a wondrous realm where hundreds of heroes—ranging from noble Celestials to cunning Hypogeans—await your discovery. At the heart of your adventure lies Dragon Crystals, the premium currency that fuels hero summons, cosmetics, VIP progress, and more. Purchase crystals to unlock exclusive outfits and powerful characters, or use them to transform your journey in the Noble Tavern with invite rolls and rare bonuses.