Players can purchase or play to earn in-game items such as equipment, gear, weapons, armours, skin etc. Some items can help upgrade capabilities or level up NFT Cards' skills e.g equipment, gear, weapons, armours while others only have cosmetic or social value e.g skin. Those items cannot be traded at market place directly. The value of those in-game resources embeds with enhancement on the capability index of NFT Card, will help improve the reward ratio for gamers.