Right Vampire Fang (Drop Vampire Lord - North-west) is not useless. In ch 5 drops Left Vampire Fang in Dragon INN basement. They are part of Vampire Fangs witch is used for Life Stealer wich can be complite in ch 6 (Golden Claw + Vampire Fangs + Falchion + Ring of Agility + Amethyst)
Also Cripple Triple Axe can be complited (Centaur's Axe + Decimation + Gilmax + Skull of Chaos + Diamond)
Also Excalibur is complitabel. Need to by a sword from Black Merchant(very low price)