The Mario Speedrun where you... Walk?
44:06
The Most UNDERRATED Mario Speedrun - Explained
34:17
4:52 is Possible - Mario All-Stars Speedrun Explained
20:41
How Optimizations made Mario 64 SLOWER
28:27
Mario: The Infamous History of Level 5-2
29:16
Super Mario's Invisible Difficulty Settings
31:19
8 Speedruns That Have Been Completely Ruined
17:17
Warping in WARPLESS Speedruns
36:07