Can Expertise be used on Tools? If you were say a bard first, and than became a rogue could you choose your guitar for expertisebelieve yes; might not be as written but doesn't break anything
— Mike Mearls (@mikemearls) July 10, 2017
If it doesn’t break anything, why wasn’t it written that way?
Would likely be an oversight— Mike Mearls (@mikemearls) July 10, 2017