Bad Neighbour is a Hero Trebuchet found in the The Lion and the Demon scenario as an enemy of the playe,r and is also available on the Scenario Editor of Age of Empires II: The Age of Kings. It is based on the Bad Neighbour counterweight trebuchet, one of two named trebuchets (in accordance with medieval customs) that participated in the Siege of Acre, along with God's Own Sling.