BUGBEAR DND 5E OPTIONS

On arriving in Uthodurn, the get together Found Umagorn Smeltborne, a blacksmith. Umagorn realized the sword they were attempting to have repaired was Dwueth'var, the Star Razor. He tells them that he can take care of it, but He'll need iceflex, formed by a white dragon breathing on mythril.He wishes to get the broken sword he bought from Pumat Sol