Bonk's Adventure
Bonk's Adventure was developed by Red Company and Atlus and released in 1989 for the TurboGrafx-16 before being ported to the NES, Game Boy and Amiga. It is a 2D platform game that enjoyed great popularity and was later remade and sequelized. It was later added to Nintendo's Virtual Console service and the PlayStation Store.
Story
Bonk, the title character, is a cave boy who fights various prehistoric creatures by "beating" them with his large and invincible forehead. Bonk must rescue the princess Za, who has been kidnapped by King Drool, the game's main villain.