Once a month, the pipeline is shut down for 3 minutes for maintenance.
Yusei went through two years later on a new Duel Runner, in order to get back his stolen "Stardust Dragon" and Duel Runner from Jack. However, he was chased by Trudge, who forced him into a Duel. Yusei managed to win and get through the pipeline in time, leaving Trudge get pushed back by the inflowing waste.
- ↑ 1.0 1.1 Yu-Gi-Oh! 5D's Episode 2: "Creepy Crawlies"
- ↑ Yu-Gi-Oh! 5D's Episode 25: "The Fortune Cup Finale, Part 1"
- ↑ Yu-Gi-Oh! 5D's Episode 3: "Pipe Dreams"