((This is an expanded version of the flyers left in-game.))

These flyers have appeared in the Rock Bottom, Upper gate, Upper bazaar, Upper stairs, Pissing Crone and Lower market.

"Attention, Spellcasters!

Worried that you might need to cast outside a warded area, or a job will take you outside the city? Decrease the danger to yourself and those around you! Purchase Abjurer's Nightshade! Lower market, every day.

[Fine print] *Unwarded casting will be safer, but still illegal."

((Every day from 2 to 2:40 PM US central time / -6 GMT))