Harry Potter kviz was a pub quiz hosted by Borna for Vortex Quiz Factory, held at Varadero Bar Zagreb, Zagreb. It took place on 20.04.2026 and ran for about 150 minutes. The questions covered Harry Potter (Other), in Croatian. It was played in teams of up to 5 people, with room for 30 teams. On offer was: Prva tri mjesta, predzadnje, zadnje + random.