NeoWorld is a multiplayer sandbox game running on the blockchain and a 3D virtual world created by users all over the globe. In NeoWorld, users can build land, create and experience third-party content or applications on the territory and even gain wealth.NeoWorld Cash (NASH) is the only currency in NeoWorld. Based on both ERC223 and ERC20 protocol, NASH has a total supply of 100 billion.
TOPCOIN is a type of crypto-currency, released February 2nd, 2014, with which you can make instant person to person payments, anywhere in the world. TOPCOIN also has a built in staking feature that allows you to collect more coins if you have some in your wallet!