Mood: The mood of the video seems to be intense and action-packed, with a sense of danger and urgency. The presence of guns and a burning background suggests a thrilling and possibly violent theme. The overall emotion conveyed is one of suspense and anticipation.

Environment: The environment appears to be a dark and gritty urban setting, possibly a city or town in India, given the title 'Mirzapur'. The background features a mix of dark and smoky tones, with flames and smoke rising from the bottom. The setting seems to be a key part of the story, possibly a crime-ridden or conflict-ridden area.