Orcs Must Die! 2 - The Skull Collector Challenge <br /> <br />We've come to the end of the challenge ! <br />The last map is Chilled Cavern, from the Are We There Yeti DLC, and it's infamous for its Goblin Sappers ! <br />But the Skull Collector is also infamous for his devious tricks, so shall he prevail without having spent any skull ? <br /> <br />Check out the Challenge's topic on the official forums : <br />http://forums.robotentertainment.com/showthread.php?41-The-Skull-Collector-Challenge