Rubicon throws you into a radiation-scarred world after a nuclear disaster, where you fight your way through hostile areas to shut down reactors and contain the catastrophe. Along the journey you face mutated, unusually intelligent creatures that turn every section into a demanding survival challenge. The action is relentless, requiring constant reactions, precise aiming, and smart use of equipment, while special canisters let you gain new weapons if handled correctly. Occasional flight segments add variety and expand movement – an intense push through dangerous environments that rewards patience, practice, and persistence.