The Mexican Runner

Piotr Delgado Kusielczuk, better known as The Mexican Runner (TMR) is a speedrunner who specialises in Nintendo Entertainment System (NES) games. After three years, on February 26, 2017, Kusielczuk was the first player to play through the entire NTSC and PAL NES catalogue, completing 714 officially-licensed titles in a project he called NESMania, which earned him a Guinness World Record. Kusielczuk is also known for his speedrunning accomplishments in Contra, Battletoads, and Cuphead.