The recommended base proficiency scare more than anything about the new class. Exclusive spells arent helping I think, unless they are very specifically themed around the potion cooking.
TLDR; The game probably needs least is more Hold left button Xbow DPS monsters right now, that synergizes with Arti/Mech Rogue and Inq...
Lets face it, it has been a strong streak for these build for years, maybe give a break for something new now?