40 Winks is a captivating 3D action-platform game designed for Windows, where players take on the roles of Ruff and Tumble. Set in a whimsical dream-world, the game challenges players to capture 40 winks while battling various fantastical creatures like ghosts and goblins. The objective is to thwart the evil Nitekap, who aims to transform winks into hood-winks, the source of nightmares. Players must also collect 12 dream keys to unlock the ultimate boss level, adding depth to the gameplay.

One of the standout features of 40 Winks is the ability to temporarily change into different costumes, each granting unique special abilities. Players can become a Prehistoric Man, Jester, Super Hero, or Ninja, enhancing their gameplay experience and strategy. This dynamic costume mechanic contributes to the game's replayability, making it an engaging choice for fans of the action-platform genre.