Lost Society is a Finnish thrash metal band formed in Kouvola in the early 2010s, known for a high-energy, old-school thrash sound infused with crossover and hardcore influences. Their music features fast, aggressive guitar riffing, tight, palm-muted rhythms, and energetic, shouted vocals, often delivered with a raw production aesthetic that emphasizes intensity and live-band dynamics. Emerging from Finland's metal scene, they gained recognition for concise, riff-driven songs and a revivalist approach that channels 1980s thrash while incorporating contemporary punk-tinged urgency. The band has been active since their formation and is noted for vigorous touring and a stage-focused performance style.