It is used to craft the Unified Blade.
- 10 Dark Shards
- 4 Ebonwood
- 5 Souls of Night
- 5 Souls of Might
- 20 Cursed Flames
- 1 Broken Hero Sword
- Mythril/Oricalchum Anvil
- When swung, the Corruption Blade will release a shower of purple particles that do small damage to opponents.
- When it hits an enemy, the user gains a +3 stat bonus in melee attacks for 10 seconds.
- When it hits an enemy, they will be inflicted with the Cursed Inferno debuff.