Bring the dracon shaman in A Sinister Cave (10326) in Mandrake Woods (note, CPK) the 5 parts to craft the bone axe.
+++ a dracon shaman will, when given a bone parashu's haft, a bone parashu's spike, a bone parashu's shaft, a bone parashu's grip and a bone parashu's edge, combine them.
You give a bone parashu's shaft to a dracon shaman. A dracon shaman nods to all in the room. 'More...' a dracon shaman says. You give a bone parashu's haft to a dracon shaman. A dracon shaman nods to all in the room. 'More...' a dracon shaman says. You give a bone parashu's edge to a dracon shaman. A dracon shaman nods to all in the room. A dracon shaman says, 'More...' You give a bone parashu's spike to a dracon shaman. A dracon shaman nods to all in the room. 'More...' a dracon shaman says. You give a bone parashu's grip to a dracon shaman. A dracon shaman combines all of the pieces. A dracon shaman gives you a bone parashu of the trolls. A dracon shaman smiles happily. Things must be going well for him. For going to great effort to construct a dangerous weapon, the Powers have granted thee a Mark! You have gained the Mark of Blades! You gain 500 archon points!