Wario is a fictional character in the Nintendo video game franchise, first appearing in Super Mario Land 2: 6 Golden Coins in 1992. He is known as an antagonist to Mario and is characterized by his greedy personality and distinctive appearance, which includes a large, stout body, a thick mustache, and a yellow and purple outfit. Wario has starred in his own series of games, including the Wario Land and WarioWare series. In these games, he often seeks treasure or engages in various mini-games, showcasing his mischievous and competitive nature. Wario has become a popular character in the Nintendo universe, known for his humor and unique gameplay style.