Rubicon is an arcade game released in 1991 by 21st Century Entertainment. The game was released for Amiga, Atari ST and C64 computers.
The action of the game takes place in Russia just after the nuclear explosion. As a result of irradiation, all living animals have mutated and their only goal is to make people live. In the game you play as a mercenary whose goal is to reach the reactor and turn it off. To successfully complete the mission, you must go through seven levels full of dangerous mutants.