This sword was forged in the ancient past at the request of a soldier who had to destroy an evil magician who had gained immortality.
The weapon to all appearences will appear to be a +5 sword until in battle when a qualified person swings the suddenly heavily unbalanced sword.
Plain looking dagger. However, when the dagger is seen in the light of an open flame Jamil’s hand print is on the hilt from where he gripped it in his death.
It is possible to buy magical abilities. The process is very dangerous though, involving chemicals, rituals and surgery possibly leaving the aspiring mage insane, retarded or scarred for life.