Wikipedia
Slingo
Slingo is an online multiplayer game created in 1995 by Slingo, Inc. It features a mix of slots and bingo. In July 2013, RealNetworks acquired Slingo for $15.6 million and in July 2015, RealNetworks announced that it would sell Slingo plus some additional assets for $10.0 million cash plus another $8.0 million in future stock or cash payments of Gaming Realms.