The arcane caster get an enhanced version of the Mage Armor spell
- Mage armor now last until next long rest or maximum 24 hours
- You can cast mage armor as a cantrip, but then it only grant 11 AC base armor.
- You can cast mage armor at higher spell slots, granting .5 extra AC per level rounding down.
So cast as lvl 1 or 2 spellslot grant 13 AC, but lvl 3-4 spellslot grant AC 14, lvl 5-6 grant AC 15, lvl 7-8 grant AC 16 and lvl 9 spellslot grant AC 17.
- Mage Armor Blind flash - Once per short rest, you can as a reaction force an enemy attacker to have disadvantage on the attack.
This must be called as the attack is announced, before the attack roll is revealed. This only works on enemies who use sight to attack.