How To Make Boss Weapons Demon Souls

Boss Soul Weapons in Demon's Souls and Demon's Souls Remake are special equipment forged by combining a unique Demon's Souls dropped by Bosses with specific Weapons at the right upgrade level. Demon's Souls can be used for multiple weapons, and Spells, so make sure where you want to spend them as you may only obtain one soul per playthrough. For Trophy guidance, please refer to this Demon's Souls Trophy Guide.

Boss Soul Weapons in Demon's Souls

If you want to know what spells and miracles can be created with a soul, see the Boss Souls page.

Name & Icon	Physical Attack	Magic Bonus							Location and Requirements
Blueblood Sword	100	200	18 D	18 -	18 E	18 E	5.0	400	Created by Blacksmith Ed requires a Pureblood Demon Soul and Broken Sword +0
Dozer Axe	340	0	30 -	- -	- -	- -	22.0	400	Created by Blacksmith Ed requires a Gray Demon Soul and any of the following weapons: Guillotine Axe +6 , Crescent Axe +6 , Great Axe + 6 or Halberd +6 .
Insanity Catalyst	59	143 (Mag Adjust)	6 E	- -	16 A	- -	0.5	400	Created by Blacksmith Ed requires a Golden Demon Soul and any of the following weapons: Wooden Catalyst +0 or Silver Catalyst +0 .
Lava Bow	55	0	21 D	16 D	- E	- -	2.0	400	Created by Blacksmith Ed requires a Hard Demon Soul and any of the following weapons: Short Bow +7 , Long Bow +7 , Compound Short Bow +7 or Compound Long Bow +7
Meat Cleaver	90	90	26 S	- S	- -	16 A	10.0	400	A Searing Demon Soul must be given to Blacksmith Ed before he will allow transformation of items into Unique Weapons. Can be created by Blacksmith Ed requires a Swollen Demon Soul and from any of the following weapons: Club +0 , Great Club +0 , War Pick +6 , Mace +6 , Pickaxe +6 , Morning Star +6 , Iron Knuckles +6 or Mirdan Hammer +6 .
Morion Blade	210	0	14 -	14 -	- -	- -	3.0	400	Can be created by Blacksmith Ed requires a Storm Demon Soul any of the following weapons: Short Sword +8 , Long Sword +8 , Knight Sword +8 , Bastard Sword +8 , Claymore +8 or Great Sword +8 .
Needle of Eternal Agony	10	50	6 -	20 -	20 -	- -	0.5	400	Can be created at Blacksmith Ed, requires a using a Mixed Demon Soul and can be created from any of the following weapons: Parrying Dagger +7 , Secret Dagger +7 , Rapier +7 or Estoc +7 .
Northern Regalia	135	135	20 -	14 -	12 -	12 -	6.5	400	Can be created by Blacksmith Ed requires a False King Demon Soul and it must be created by having both of the following: Soulbrandt +0 and Demonbrandt +0.
Scraping Spear	100	0	15 E	15 A	- -	- -	4.0	400	Created by Blacksmith Ed, requires a Lead Demon Soul and any one of the following weapons: Short Spear +7 or Winged Spear + 7.
Large Sword of Searching	170		24 D	16 D	- -	- -	8.0	400	This weapon is created at Blacksmith Ed using a Hero Demon Soul.