This is the answer, Ive seen it in practice. You just have to show id at the door when your ticket/QR gets scanned as normal, and the names have to match. Obvio

This is the answer, Ive seen it in practice. You just have to show id at the door when your ticket/QR gets scanned as normal, and the names have to match. Obviously only works for over 18 events though, unless you purposely sell under and over 18 tickets seperately.