Bloodiron

TTRPG Fictional · Rare · Medieval

Iron tempered in the blood of magical creatures during forging. Each creature whose blood is used leaves a trace of its nature in the metal. The more powerful the creature, the deeper the red veining grows, and the sharper the blade becomes.

Identity

Source
Tabletop RPG tradition
Aliases
Crimsonmetal, Hungering iron

Physical Properties

Appearance
Dark iron with deep red veining that brightens after contact with blood, fading slowly over hours
Luster
Metallic
Density
8 g/cm³
Melting point
1450 °C
Boiling point
2700 °C
Lighter
Stainless Steel
Denser
Korvaire Steel
Magnetism
Ferromagnetic
Electrical conductivity
Medium

Mechanical Properties

Mohs hardness
7
Tensile strength
620 MPa
Softer
Vanadium
Harder
Tungsten
Workability
Moderate
Brittleness
Moderate
Malleability
Moderate
Ductility
Moderate

Chemical Properties

Corrosion resistance
moderate
Reactivity
low

Lore & Narrative

Bloodiron weapons are sentient in a narrow sense: they remember every kill, and some smiths claim a blade with many victims will actively pull toward its next target. Most users find this comforting. A few have found it terrifying.

Notable uses
Hunter weapons, ritual sacrifice tools, cursed blades
Forge uses
weapons, ritual tools
Worldbuilding traits
blood-bound, memory, cursed, hunting

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