The Grymskull Helm is a rare Helmet that sends attackers Reeling when they hit the wearer with a melee attack.
Once home to an inscrutable machine intelligence, Grym's skull now serves as a simple helm.
Properties
Helmets 
Required Proficiency: 
Heavy Armour
Rarity: Very Rare
Weight: 1 kg / 2 lb
Price: 570 gp
Special
The wearer of this item gains:
- Attackers can't land Critical Hits on the wearer.
- Grants Resistance to Fire damage.
- Can cast
once per Long Rest.
Where to find
Dropped by Grym if the final blow was by the hammer in The Adamantine Forge.
Gallery
Appearance in game
