There are 3 artist who use Regrets, two from the USA and the other from France. 1. very heavy, loud, abrasive hardcore from the Chicagoland area.
Crust induced hardcore with great sludgy breakdowns that slip in-between their ferocious mid tempo assault. 2. France 80s band around singer Agathe Labernia 3. Hate-Core from Oxnard CA