There are 10 Special Equipment (Special Weapon) Challenges in Crimson Desert. They are part of the Mastery Category. Finishing all Special Equipment Challenges unlocks the Grand Collector of Arms trophy & achievement.
Challenges Overview:
Special Weapon 1
- How to Unlock: ?
- Challenge: ?
- How to Complete: ?
- Reward: ?
Special Weapon 2
- How to Unlock: ?
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Special Weapon 3: Knuckledrill
- How to Unlock: Pick up Sealed Abyss Artifact in Crimson Desert, at intersection northwest of Isvatu Fortress.

- Challenge: Hit the explosion from the overheated Knuckledrill 5 times.
- How to Complete: First you must obtain the Knuckledrill, which is a reward from House Roberts: Estate in Dismay – Stolen Quarry quest located in Hernand. After you have obtained it you can equip it in the secondary slot and be used either as a weapon or for mining. When attacking enemies with the Knuckledrill, holding basic attack
will cause you to hold it out in front of you constantly hitting the enemy you are aiming at. After a few seconds a finishing move will occur, knocking the enemy back. Do this a total of 5 times. - Reward: 1x Abyss Artifact, 1x Lightningward II
Special Weapon 4: Lightning Spear
- How to Unlock: Pick up Sealed Abyss Artifact in Crimson Desert, on side of road north of Arcosa in the wooden shrine.

- Challenge: Defeat 30 enemies with the Lightning Spear.
- How to Complete: ?
- Reward: 1x Abyss Artifact, 1x Lightningward II
Special Weapon 5
- How to Unlock: ?
- Challenge: ?
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- Reward: ?
Special Weapon 6
- How to Unlock: ?
- Challenge: ?
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- Reward: ?
Special Weapon 7
- How to Unlock: ?
- Challenge: ?
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Special Weapon 8
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Special Weapon 9
- How to Unlock: ?
- Challenge: ?
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Special Weapon 10
- How to Unlock: ?
- Challenge: ?
- How to Complete: ?
- Reward: ?

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