With the MekaApes Game, [OogaVerse](https://opensea.io/collection/oogaverse) introduces exciting new game mechanics such as evolution, fusion and a unique levelling-up system. These features, combined with the expansive OogaVerse collection, will make MekaApes the most in depth strategy game available on the Ethereum blockchain. Your NFTs may accumulate an ERC-20 utility token (“OGâ€) when they are staked in the smart contract. OG has no other functionality other than within the MekaApes Game ecosystem, and it cannot be purchased from The MekaApes Game Developers.