Halloween falls on October 31, 2025, and one animated title is driving this year’s biggest costume craze: KPop Demon Hunters on Netflix. From kids to grown-ups, fans are dressing as Huntr/X’s Rumi, Mira, and Zoey—or the Saja Boys led by Jinu—and they’re cleaning out shelves at major retailers while turning to last-minute DIY fixes at home. Below, find what’s selling out, how to pull off the look fast, and which character details matter most for a spot-on costume.

Why ‘KPop Demon Hunters’ costumes are selling out everywhere

Costume demand has spiked in the hours before trick-or-treating, with U.S. shops reporting they’re out of…