True Regeneration of Legend

You can touch a creature and stimulate its natural healing ability. The target regains 4d8 + 12 hit points. (10 hit points of temporary health is gain after being casted).

The target's severed body members (fingers, legs, tails, and so on), if any, are restored after instantaneously. If you have the severed part and hold it to the stump, the spell instantaneously causes the limb to reverttoit original for before becoming a stump.