In a clash of titans, famed musician and entrepreneurs Snoop Dogg and Master P are taking on Walmart. The two rapper-turned-moguls filed a lawsuit in Minnesota against Walmart Inc. and Post Consumer Brands claiming they are keeping Snoop Cereal in store stockrooms instead of displaying it on shelves. The lawsuit alleges the retailer is sabotaging the Snoop Cereal brand. Snoop Dogg and Master P claim the issue derives from Post Foods’ proposal to buy the cereal outright. Snoop Cereal was originally launched in 2022. The brand partnered with Post in 2023 to promote the cereal like the food manuf…