The only drawback to this is that you only get to get this weapon in Steyliff Grove. Not in the main dungeon, no. But at the end of the menace dungeon (basically the vault doors that open up after completing the game) defeating the end boss. This sounds tough already. But you know...
Wild Nadders in "Living on the Edge" Three angry Nadders that attacked Tom and Thunder in "Dragons Everywhere!" Vaynglory Springshedder Skyblade Baby Nadder inHow to Train Your Dragon Live Spectacular Lethal Lancebeak Pincher Brush Nadder ...