Arcane Annihilator

You use your Wisdom modifier as well as a bonus of +3 to make attacks with this weapon. Each attack expends one spell bullet from 1 of 3 chambers. A chamber can be reloaded as a Bonus Action. 

Spell Bullets Found: 

2x Polymorph, 1x Guiding Bolt, 1x Inflict Wounds

Notes: Bonus: Magic