Template:Infobox SEGA AGES 2500 Vol. 29: Monster World Complete Collection is a title in Sega's "SEGA AGES" series of remakes and compilations. It contains all six titles in the Wonder Boy/Monster World series:
- Wonder Boy
- Wonder Boy in Monster Land
- Wonder Boy III: The Dragon's Trap
- Wonder Boy III: Monster Lair
- Wonder Boy in Monster World
- Monster World IV
All games are playable in 480p progressive scan mode, feature production art galleries, and all versions are included (Sega Master System, Game Gear, and SG-1000 where appropriate). Even the English-language versions are included (except in the case of Monster World IV, which was never localised). Hudson Soft's releases (such as Dragon's Curse) are excluded.