Adds souls which can be gotten by breaking trees used to mix in lab to get more items
there are 4 kinda of souls:
Kind soul
Evil soul
human soul
monster soul

Monster tomb - monster soul + evil soul+ tombstone in lab
Human tomb - human soul + kind soul + tombstone in lab
angel tomb - 5 kind soul + 5 human soul + tombstone in lab
Fallen angel tomb - 4 evil soul + 3 monster soul + tombstone