Surgeon Simulator casts you as Nigel Burke, a would-be surgeon whose operating room is a stage for dark comedy as much as medical procedure. The premise sends him into critical operations on an eclectic set of patients, including The Heavy from TF2 and an alien with unusual anatomy. Its exaggerated tone makes the contrast between life-saving surgery and slapstick mishaps central to the experience.
The main challenge is its deliberately awkward control scheme: each finger is mapped to a different keyboard button, so simply gripping and manipulating instruments becomes a test of coordination. Patients and procedures vary, too, from transplants in the theatre to high-pressure work in a corridor and operations inside a speeding ambulance. Steady hands are no guarantee of success when the controls themselves are part of the joke.
The A&E expansion adds procedures and environments, while the original setup remains focused on wrestling with tools and carrying out surgeries under absurd conditions. That combination of precise finger controls, changing locations and deliberately irreverent presentation gives Surgeon Simulator its own peculiar take on simulation.