The Earth is under threat from an alien entity known as Geegus in World Heroes , released for the Sega Genesis console in 1994. A scientist uses his time machine to gather a team of fighters from different eras to compete against Geegus.
In this versus fighting game, players choose a character from various countries and time periods, including ninjas and a cybernetic super-soldier. These characters are based on real historical figures but possess supernatural powers. The gameplay involves standard one-on-one matches or Deathmatch modes with obstacles like spiked walls and landmines.