Adamantine Armor is a uncommon armor in D&D 5e. It does not require attunement.
Armor (medium or heavy, but not hide), uncommon
This suit of armor is reinforced with adamantine, one of the hardest substances in existence. While you're wearing it, any critical hit against you becomes a normal hit.
Frequently Asked Questions
This suit of armor is reinforced with adamantine, one of the hardest substances in existence.
The Adamantine Armor is a Uncommon magic item in D&D 5th Edition.
The Adamantine Armor is a Armor — Armor (medium or heavy, but not hide), uncommon.
No, the Adamantine Armor does not require attunement and can be used immediately when held or worn.