Dwarven Armorer (5e Creature)
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Medium humanoid (dwarf), lawful neutral
Dwarven Resilience. The dwarven armorer has advantage on saving throws against poison.
Stonecunning. The dwarven armorer is considered proficient in the History skill when making Intelligence (History) checks related to the origin of stonework, adding double proficiency bonus (+4) instead of the normal proficiency bonus.
Multiattack. The dwarven armorer makes two warhammer attacks.
Warhammer. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 7 (1d10 + 2) bludgeoning damage.
Light hammer. Ranged Weapon Attack: +3 to hit, range 20/60., one target. Hit: 5 (1d4 + 2) bludgeoning damage.
Runestamp (1/day). The dwarven armorer presses his hammer against a suit of armor (which can be unattended or worn by a willing creature). A creature wearing that suit of armor gains a +1 bonus to AC. The effect ends after 1 hour.
Dwarven armorers are masters of metalwork, and are proficient with smith's tools. While they are skilled at crafting custom-fit armor for nobles and knights, it is said that they can make armor out of anything. As such their employment is sought by castle stewards to prepare for times of war.