another vdice and kingdice, cryptojack coin is open gambling site too
but cryptojack coin this now is low price and low volume transaction
kingdice not branded coin, and coin not listed to exchanger
Cryptojack was just an altcoin with their own gambling platform, but their ICO couldn't get successful as price got pumped heavily on early days followed by bigger dump.
There are also similar alts like gamecredits, nexium which have done ICO for distributing their game tokens.