Light Armour
Prodigy in place of Evocation and change its affects that way it would be similar to Medium Armour's first passive but spell crit version
Prodigy (Maximum 3 points - Requires at least 1 Light Armour piece equipped)
Increases your Spell Critical rating for each piece of Light Armour equipped.
Recovery (Maximum 2 points - Requires at least 1 Light Armour piece equipped)
Increases Magicka Recovery by 2%/4% per piece of Light Armour equipped.
Also, reduces the cost of Magicka abilities by 2%/4% per piece of Light Armour equipped.
In place of Prodigy implement this: Magicka Alteration (Maximum 2 points - Requires at least 5 Light Armour piece equipped)
If you have only Magicka abilities slotted in your combat bar and you are wielding Bow, Dual Wield, One Handed and Shield or Two Handed your Light and Heavy attacks from these weapons will regenerate Magicka instead. (Requires 1/2 points)
If you have only Magicka abilities slotted in your combat bar and you are wielding Bow, Dual Wield, One Handed and Shield or Two Handed your Dodge Roll, Sprint, Block, Break Free and Crouch abilities will cost Magicka instead. (Requires 2/2 points)