I think people would line up to buy this

Commissar Barbie vs. Slaanesh Barbie: Grimdark Playtime in the 41st Millennium
Commissar Barbie’s Grimdark Playtime
Welcome to the ultimate toy crossover you didn’t know you needed: Barbie meets the 41st Millennium. On the left, we’ve got Commissar Barbie looking fabulously stern in full regulation trench coat and peaked cap, ready to execute Imperial justice with a plastic smile. The little girl gleefully praises Barbie’s loyalty, clearly channeling her inner Schola Progenium graduate. But things escalate quickly as poor Private Ken finds himself accused of heresy by association. With a straight face and unshakable conviction, the green-pyjama-clad child declares, “Oh no! Private Ken, I’ll have to shoot you!” The grimdark has never looked this pink—and honestly, it works.
Slaanesh Barbie’s Corruption Hour
Meanwhile, on the other side of the Emperor’s light, we find the darkly fabulous forces of Chaos getting their own twisted makeover. A different girl, with a look of unholy glee, holds up a Slaaneshi daemonette like it’s her favorite new fashion accessory. She cheerfully announces her plan to “corrupt Ken to serve Slaanesh,” because why not add daemonic possession to playtime drama? The contrast is hilarious: one kid’s talking about loyalty and summary executions, the other is leading a seductive daemon invasion of the dollhouse. Ken just stands there, plastic smile frozen in pure existential dread. The whole scene is peak Warhammer comedy—grimdark meets Saturday morning cartoon with a disturbingly accurate vibe.