chronoclast
A classic! In my opinion these guys set the ground of modern Crust (Neocrust?) / D-Beat, adding those epic At-The-Gates-ish riffs to the formula. One of my faves, along with Madame Germen and Ictus. Fans of Tragedy will LOVE them. Oh, well, Ekkaia started before ;)
Favorite track: Viviendo Días Más Oscuros.