Along with great bonuses to weapons and armor, this expansion also introduces to the new sets of Armors which can be crafted and also have some special abilities. The Viper Armor is one of the armors featured in Hearts of Stone. This Witcher 3 Guide will help you with finding the Armor Diagrams and how to craft the gear in Hearts of Stone.
The Viper armor set is of medium weight, it requires level 39 to use (69 in NG+) and a bunch of glyph slots. Armor with the highest rating of all the Witcher gear sets, and provides immunity to poison when worn. To Craft One, you must find the armor diagram with a bunch of materials and a capable artisan.
During the Open Sesame mission once you obtain four armor pieces go and talk to Countess Mignole at the auction house. After talking to her, she will present you with the trading option and armor diagram you hunting for.
Note: Conversation with the Countess is optional, and you can’t go back in after you’ve left.
In the same Mission(Open Sesame), you need to enter the vault at the auction house where you'll find the Steel Sword Diagrams in the chest. Similarly in Mission Whatsoever a Man Soweth, you need to choose to help Olgierd von Everest and then keep left and walk through the large stone gate. Once a finish fighting with the Giant specter climb the broken stairs and grab the sword lodged in the stone.
Name: Viper Venomous Steel Sword
Requirements:
Name: Viper Armor
Requirements:
Name: Viper Trousers
Requirements:
Name: Viper Boots
Requirements:
Name: Viper Gauntlets
Requirements:
These materials are mostly can be located nearby. They are lying around or by dismantling stuff you don't use. Also, find a good journeyman armorer to get the job done. If you have anything more to share then post them below in the comments section below.