Lleu Llaw Gyffes could only be slain with one of these objects if he had one foot on a goat's back and the other in a cauldron.
When Soorapadman assumed the guise of a mango tree, one of these objects was used to split the tree in two. Lleu Llaw Gyffes could only be slain with one of these objects if he had one foot on a goat's back and the other in a cauldron. A poisoned one mortally wounded Bran the Blessed, while a (*) barbed one was crafted from a sea monster's bones. King Arthur owned one weapon of this type named Ron. Another one was made from Yggdrasil's wood. For 10 points, identify this type of weapon exemplified by Cuchulainn's Gae Bulg and Odin's Gungnir.
When Soorapadman assumed the guise of a mango tree, one of these objects was used to split the tree in two.
spears