Four and Twenty Stab Wounds is a remarkably vicious combat spell, and does pretty much exactly what it sounds like. Here, have a stat sheet.
Uses: Active, Enchantment (conditional)
Fuel Cost: .05Ms/second-.02Ms/second (hard lower limit unknown)
Notable Attributes: Armor piercing, Concealable, Painful
Notes: Can be blocked, with difficulty, and is almost always very painful for anything it is used on, even if it does remarkably little damage.