Unlocking Balduran’s Giantslayer in can be a tough task, as it is not only in an optional portion of Act 3 but also locked behind a difficult boss battle. Balduran’s Giantslayer is a powerful greatsword that can be obtained in the later portions of the game and, because of its innate weapon skill and the abilities it unlocks when you are proficient with it, it is one of the best Legendary Weapons in . Due to its weapon category, Balduran’s Giantslayer is one of the best pieces of gear for certain classes.
Paladins, Fighters, and Barbarians that equip the Legendary weapon and are proficient with greatswords will likely increase their overall damage output when battling, while also being able to increase their own size for even more damage and health points. Origin characters like Lae’zel or Minthara in are the most likely to benefit from having it equipped. Balduran’s Giantslayer may be an optional piece of loot, hidden in the depths of Wyrm's Rock Prison, but everything it provides makes it a necessity for characters that utilize Strength as their main Ability.
To unlock Balduran’s Giantslayer, you will first have to make it to Act 3. This Legendary weapon cannot be obtained by any means before you arrive in the third and final Act of the game. For reference, Act 3 starts as soon as you conclude the story in the Shadow-Cursed Lands and leave Moonrise Towers behind, either helping in its restoration or leaving it to its doom. After starting, you will have to continue through the story a little bit more, as Balduran’s Giantslayer is not available as early on as Nyrulna in , another powerful Legendary weapon.
As highlighted by Game8, you will have to make your way to Wyrm’s Rock Prison. As soon as you arrive in Wyrm’s Rock Fortress, you should take the passage downwards and into the prison section. To do this, you will need to locate a sleeping guard and a Steel Watch automaton. You can steal the key to the prison from the guard’s inventory by using the pickpocket
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