Summoner of the undead

You are proficient in all summonings of undead through your extensive study of them. You have have expertise in medical and arcana skill checks (both using int). 

You are also so intuned with the undead they see you as one of their own and won't attack unless commanded or provoked. And can command all undead under your control telepathically within 240 ft. All summons last twice there duration

Whenever you select this feat you gain 1 cast of animate dead per short rest by expending a level 1 spell slot. 

All undead summoned by you gain hp equal to your wizard level. And when you control only 1 undead minion they gain ac, to hit, and attack damage equal to your proficiency modifier.

Also gives you proficiency in medium armor and shield.