Super Mario Bros. has one of the most optimized speedruns ... like "100%," where everything must be done before completing the run. Speedruns are not just limited to older games, either.

he assures viewers concerned about his heart rate - which is displayed throughout the run - that he is "completely healthy and [does] not have any heart condition." Super Mario Bros. operates on a ...

Niftski, one of the top Super Mario Bros. speedrunners, has set a new world record with a time of 4:54.565 for completing the classic NES game in an "any%" run. This remarkable achievement is just ...