# No Shop Challenge: what it sounds like (you keep level 1 of off/obt auto, ic1, shop talisman, reincarnation cap increase, and ia, but everything else just went out the window!)
# for simplicity's sake, how about making shop items act as if they are level 1, similar to "no runes"
# preserves QoL upgrades (and dr upgrades whick is kinda w/e) while basically killing the effect of other stuff