Blood Rune

Blood Rune is a common Rune.

Lore
(...)

Specials

 * Rune:
 * Apply to target Weapon or Zone.
 * On Weapon: Consume AL HP per attack (even if it fails) and increases D by twice the amount spent. Cannot reduce user below 1HP.
 * On Zone: On activation, nearest character recovers AL d8HP.

Runecraft
One quarter of liter of any blood + any Crystal.