Portal Speedrunning Tutorial/ Oob Fullgame

Portal Speedrunning Tutorial/ OoB Fullgame

Portal Speedrunning Advanced Techniques Tutorial

Chamber 18 in 16 seconds (OOB) | Portal Speedrun

Portal Out Of Bounds Speedrun Tutorial

Portal Speedrun Tutorial for New Runners (Inbounds No SLA)

" This Next Test Could Take a Very Very Long Time " Portal speedrun

RTA Vault Skip Tutorial

Portal OoB Speedrun in 6:13

How speedrunners beat Portal in just 5 minutes (SPEEDRUN EXPLAINED - Any% Out of Bounds)

Portal any% Former World Record in 5:53

Portal Glitchless Speedrun Tutorial (Good for new runners) in depth

Wada

Portal OoB Speedrun Explanation

Portal OoB Speedrun in 7:14

Portal - Advanced Chamber 18 - Speedrun Route

Portal's Biggest Speedrun Skip Finally Discovered After 14 Years

Portal TAS in 5:13

Portal Speedruns in 100000 years!

Portal Speedrun (Out of Bounds) in 7:21 (Old World Record)