Some of them have progressive jackpots. Microgaming’s most popular progressive jackpot network is the Mega Moolah one. It includes several titles including Mega Moolah, Mega Moolah Isis, and Juicy Joker Mega Moolah. In 2020, the provider released another progressive network under the name WowPot. Some of its slots include Book of Atem, Sisters of Oz, and Wheel of Wishes.