Wonder Boy in Monster World

Wonder Boy in Monster World, known in Japan as Monster World III (モンスターワールドIII), is a side-scrolling action role-playing game originally developed by Westone and published by Sega for the Mega Drive/Genesis in 1991. It is the fifth game in the Wonder Boy series and the third game in the Monster World sub-series, following Wonder Boy in Monster Land (Super Wonder Boy: Monster World on the Japanese Sega Mark III) and Wonder Boy III: The Dragon's Trap (Monster World II: Dragon no Wana on the Japanese Game Gear). Versions for other platforms were also made.