Retired Set.
The troll warrior is out to conquer the LEGO Castle kingdom, and he's got a launching cannon and pet rat to help him! Includes armored troll warrior minifigure, wagon with flick-fire cannon and a rat!
Retired sets are no longer in production by the LEGO Group. But, can sometimes be found atresellers, like Bricks & Minifigs who specialize in carrying good quality, hard to find LEGO products, in addition to current items.