The Succession War
The following Classes have been altered from what is detailed in the Pathfinder book
The following Races been altered.
The following Races have been added
Magical spells have not changed however there is a new catergory of magical item which may augment you powers Runes. Runes however will interfer with any rings slots and superceed any rings you may be wearing.
The method by which magical items are forge is also different usually involving the infusion of a rune into the material. The costs for items and contruction time remain the same but division of cost may very if the item is made with runes.