While wearing this +1 armor, you have a Swim Speed equal to your Speed and can breathe underwater.

Deep Resilience. You gain resistance to cold damage and have advantage on saves against the poisoned condition..

Tidemarcher's Rebuke. When a creature within 10ft deals damage to you, as a reaction you can force that creature to make a DC14 Dexterity saving throw. It takes 2d8 cold damage on a failed save, or half as much damage on a successful one. After you use this feature, you must roll 1d4. On a 1, you cannot use this feature again until next dawn.

Half plate consists of shaped metal plates that cover most of the wearer's body. It does not include leg protection beyond simple greaves that are attached with leather straps.

Notes: Bonus: Speed (Swimming), Damage: Cold, Resistance: Cold, Bonus: Armored Armor Class, Stealth Disadvantage