MegaCryptoPolis — is the decentralized city builder strategy game running in the form of a dApp (decentralized application) on multiply blockchains. Every action in the game is a transaction signed by a player and accomplished by the smart contract. MegaCryptoPolis 3D allows players to rent buildings, produce materials those are required by other buildings, create new generations of citizens, offer services to other players, place ads and drive cars, just to name a few.