One shot of Smork Borg (Smörk Borg TTRPG by Squid Ink Games — Kickstarter https://share.google/IO8FC9WhmCsidpC7G) in which they face a problem not of their own making (for once): the living dead.  But evil may have bitten off more than it can chew in Smorks, the crazy side of the Smurf family tree.