I'm a big fan of the Earthdawn take on magic items. When you find a magic item, in order to use it you need to learn some of it's history, and spend legend points (Eathdawn XP) to bind it to you. As ...
The Versatility talent allows a human character to learn a talent from Disciplines other than their own. The only limitations to casting spells are: (ED r2, p152) Your character must have learnt ...