This spell functions like
Limited Wish, except as part of this spell's casting, you must cut one of your hands, releasing a stream of blood that causes you to take 1d6 points of damage, in addition to 1 point of Charisma Damage per casting, in lieu of normal XP Cost. When a Blood Wish duplicates a spell with a material component that costs more than 1,000 gp, you must still provide that component.
A Blood Wish lets you create nearly any type of effect. For example, a limited wish can do any of the following things.
Duplicate any sorcerer/wizard spell of 6th level or lower, provided the spell is not of a school prohibited to you.
Duplicate any other spell of 5th level or lower, provided the spell is not of a school prohibited to you.
Duplicate any sorcerer/wizard spell of 5th level or lower, even if it's of a prohibited school.
Duplicate any other spell of 4th level or lower, even if it's of a prohibited school.
Undo the harmful effects of many spells, such as geas/quest or insanity.
Produce any other effect whose power level is in line with the above effects, such as a single creature automatically hitting on its next attack or taking a -7 penalty on its next saving throw.