Diagram: Spikeroog longsword

Diagram: Spikeroog longsword is a crafting diagram in that is needed to craft a Spikeroog longsword.
It's a possible spawn at a random diagram location or purchased from the following merchants:
* All blacksmiths in Novigrad, Oxenfurt and Skellige
* Merchant at the Isolated Hut on Hindarsfjall
ru:Чертеж: Длинный меч со Спикероога
Category:The Witcher 3 crafting diagrams