He is not a wizard but instead he is a sorcerer

He practices blood magic and is collecting body parts from various people for a summoning ritual

waddles around in stores casting spells on objects

ABSOLUTELY CANON

he has an overworked lawyer that covers up for his mischievous spells

LMFAOO CANON

IT'S WIZARD TIME MOTHER F**KER!!!

FIRE bALLL!

does streeet magik!!!

he is losing grasp.

Huge fan of Crawly

Canon

his eyes go apart slightly

Canon

fears birds

YES that fits him

doesn't know what Halloween is, thinks demons show up at his door on the same day every year

LMFOAOAOAOAOOAA
has traumatized multiple children by screaming "AWAY WITH YOU FOUL BEAST OF SATAN" and using spells to chase them away

he occasionally puts up flyers looking for love because he is lonely and had no technology

LMFAOO

it never ever works there is just a wall COVERERD in the flyers

Yes

he always opts to eat bird meat because he also hates them

Canon