Mainstream comics are fast food. Quadrinhos Tufos are a shot of cheap whiskey and a cigarette. Go find your next fix for free—and support the artists if the story breaks your ribs.
Search for "Underground comix" or "Alternative comics 80s." Look for scanned zines like Weirdo or Raw . Many creators have released their out-of-print tough comics into the public domain.
Every Friday, creators post "Free Download" links to their brutalist short stories. Search the sub for the keyword "Gratis."