“ Mining in a certain area turns all exposed skin (maybe just parts that are actively disturbing the chemicals that cause the reaction) of the those doing the mining to a dark blue color. Will wear off taking as many years/days spent in the mine.”
“ To become a warrior in a tribe. -no food, drink, or sleep for 4 days and nights. -change into special clothes and painted enter hut -slices of skin carved from their chest and shoulders -wooden skewers through the bleeding flesh behind the chest muscles -stout thongs, secured to rafters were tied to skewers -hoisted from floor by these and weights were attached to their feet -twirled around till fell unconscious -when recovered from this, given a hatchet to cut off their little finger -ropes then tied to wrists and force to run in circle like a horse until he passed out -if survive all this he can return to his family in honor knowing he is now a warrior.”
“ The player characters, experienced and somewhat well known, hear rumors and travelers' tales about a distant area being overrun by dragons (or other terrifying monstrosities). The locals have sent them a message, begging for heroic aid.
When they investigate, they discover that nothing of the sort is going on. It turns out that a group of thieves wanted them out of the way so that they could rob them (or someone who would normally receive their protection).”