Underground rave in BG

Zdravejte, are there any berlin-techno styled underground clubs or collectives in Bulgaria?

As an example, in Czechia you have collectives such as Eden and places such as Altenburg1964 or Bike Jesus and what i mean is really hard and dark techno (not just house) in an industrial style environment (not festivals).

Thanks everyone!🖤

For reference, im looking for something like this: https://youtu.be/1_mVgXcaYcU?si=YIh0fZIXd6NgqXwy