- Who
- Peer Bresser, Jimmie Smets
- What
- 24:25:00 hour(s):minute(s):second(s)
- Where
- Germany (Cologne)
- When
The longest videogame marathon on a hack-and-slash game is 24 hours, 25 minutes, 00 seconds, and was achieved by Peer Bresser and Jimmie Smets (both Germany) on the set of Pro7 Games, in Cologne, Germany, on 8-9 November 2017.
Peer and Jimmie were playing Diablo III.