Lego Year 2005 Knights Kingdom Series Castle Set # 8877 - VLADEK'S DARK FORTRESS with Spring-Loaded Missiles, Catapult, Vat of Fake Boiling Oil, Scary Dungeon with Skeletons and Pretend Spider Webs, Horse
LEGO 8877: Vladek's Dark Fortress | Brickset: LEGO set guide and database
LEGO 8877 Knights' Kingdom II Vladek's Dark Fortress | BrickEconomy
Made a start on my MOC of 8877 Vladek's Dark Fortress. : r/lego