School of the ancients

These wizards magic is drawn old tomes embedded with their arcane focus that contains an ancient spirit within the focus.

Ancient whispers

After the end of a long rest the ancient spirit of your arcane focus whispers to you. You  gain one advantage on attack rolls and saving throws.

Ancient's gift

Starting at 2nd level the time it takes to cast and the amount of gold is halved.

Aincient defenders

Starting at 6th level, the spirit of your arcane focus can attack your opponents as a bonus attack once per long rest.

Sight of the ancestors

Starting at 14th level, once per short rest you can see any information your spirit find important or you can detect invisible creatures, celestials, fey, demons, or undead in a 30ft radius.

One with the ancient spirits

Starting at 10th level, yourself and your spirit can communicate telepathically at will, but only 20 words at a time. Your spirit can enter your body and perform a spell two levels above your current level as an action.