The Dentacoin (DCN) token represents an extended version of an ERC-20 contract. The token is available with several exchange platforms. At the moment of writing, you can trade DCN against two fiat currencies (EUR and USD) with Folgory exchange.
Vertcoin (VTC) is the coin of the Vertcoin enterprise. The coin is featured by a few exchanges and can be mined. The Vertcoin project has developed the “Proof-of-Work” algorithm called "Lyra2RE". Vertcoin was designed to serve as the graphics card mined version of Bitcoin. Therefore, one of the team’s goals is to make the mining process more affordable. Recently, the team decided to release updates on a quarterly basis instead of monthly updates.
BLOCKv (VEE) is the utility Ethereum token of the BLOCKv platform, where users can develop virtual objects (vAtoms). You can trade VEE tokens with a number of exchanges. BLOCKv (VEE) token was launched in 2017.