What is viscera cleanup?

Viscera Cleanup Detail is a video game that was developed and published by the independent studio, RuneStorm. The game is a first-person shooter and simulator game where the player takes on the role of a janitor tasked with cleaning up a facility after a violent event, such as a massacre or alien invasion. The player is required to clean up the blood, guts, and other debris that has been left behind while using various tools and equipment. The game features both single-player and multiplayer modes and has gained a cult following for its unique gameplay and dark humor. The game's detailed physics engine and realistic depictions of gore have also earned it a reputation as one of the most gruesome games on the market.