Yoshi (ヨッシー Yosshī, [jo.ɕːiː]) (English: /ˈjoʊʃi/ or /ˈjɒʃi/), once romanized as Yossy, is a fictional anthropomorphic dinosaur who appears in video games published by Nintendo. He debuted in Super Mario World (1990) on the Super Nintendo Entertainment System as Mario and Luigi's sidekick, a role he has often reprised. Following his debut, Yoshi later starred in platform and puzzle games, including Super Mario World 2: Yoshi's Island, Yoshi's Story and Yoshi's Woolly World. Yoshi has also appeared in many of the Mario spin-off games, including Mario Party and Mario Kart, various Mario sports games, and Nintendo's crossover fighting game series Super Smash Bros. Yoshi himself belongs to the species of the same name, which appears in various colors.