 The skeletons here are not very powerful undead, but in large numbers like this, they can be deadly. Most problematic, they have resistance 0 to weapon damage, but they still have a weakness to bludgeoning, which can cancel out that protection.  The skeletons here are not very powerful undead, but in large numbers like this, they can be deadly. Most problematic, they have resistance 0 to weapon damage, but they still have a weakness to bludgeoning, which can cancel out that protection. 