Wai Wai World
Konami's ultimate crossover platformer featuring characters from Gradius, Contra, Castlevania and more. Players switch between 6 different heroes, each with unique abilities, to battle through themed worlds.
Game Controls
About This Retro Game
Served as Konami's 20th anniversary celebration, combining elements from 12 different Konami franchises in one game.
Introduced a character-switching mechanic years before Marvel vs. Capcom popularized the concept.
The final boss battle against King Demon remains one of the most challenging in NES history, requiring mastery of all characters.
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