Megamart Inc. (marketed as Walmart in Livetopia and Willmart in Keysota [in fact, Willmart in Keysota is said to be an tangentially unrelated business]) is an Robloxian multinational retail corporation that operates a chain of hypermarkets, discount department stores, and grocery stores from Robloxia.
Megamart is currently being sued for logo copying by Walmart for 10 Million USD (approximately 40 billion Robux).