Also, after defeating the final boss, the players can choose between three exits – each one leading to a slightly different ending sequence. The original arcade version and Amiga, Mega Drive/Genesis, MS-DOS and Zeebo ports have the distinction of allowing the player to select between different routes at the end of boss battles.

A two-player mode is available, and in some versions both characters are capable of damaging each other. The game features a health system by which the player loses health over a period of time, apart from during boss battles.

The objective of the game is to rescue a group of women who were kidnapped by a rival tribe of cavemen. The game stars the green-haired Joe and the blue-haired Mac, cavemen who battle through numerous prehistoric levels using weapons such as boomerangs, bones, fire, flints, electricity, stone wheels, and clubs. It was later adapted for the Super NES, Mega Drive/Genesis, Nintendo Entertainment System, Game Boy, Amiga, Zeebo, Nintendo Switch, and PC. Joe & Mac, also known as Caveman Ninja and Caveman Ninja: Joe & Mac, is a 1991 platform game released for arcades by Data East. Hiroaki Yoshida, Seiichi Hamada, Takafumi Miura. Makoto Kikuchi, Mitsutoshi Sato, Makoto Kawamura. This game can be played also in a versions for NES, Game Boy, Genesis and DOS. The following emulators are available for this game: NeptunJS (JavaScript), Nesbox (Flash) and Retro (JavaScript).

Retro nintendo emulator for mac