Alchemist: Potions & Salves etc.
Arcanus: Manipulates raw magic (counterspells, detect magic, etc)
Auramancer: Enhancing/Debuffing Life Force (temporary enchantments)
Blood Mage: LSDJLSJUDLFSDL!!!!
Creator: Math-mages that 3-D print things
Dilettante: Can grab spells from other classes
Enchanter: Makes artifacts & enchanted items
Guardian: Abjuration specialist
Illusionist: Visual and Auditory Illusions
Knight: Enhances own physical power
Leech: Steals & manipulates life force
Mesmer: Hypnotizes & Mesmerizes
Oracle: Divination
Radiant: FIREBALLS AND LIGHTNING, VERY VERY FRIGHTNENING ME
Reanimator: Zombocom
Sorcerer: Influences time/space/fate
Shifter: Can shapeshift
Spirit Talker: Has Ghost Pokemon
Transmuter: FMA
Wizard: Hermetic that creates spell cards
Witch: Places long-term curses