“ A small, primitive village has yet to discover fire, which is a good thing because there are highly flammable (but not otherwise dangerous) gasses in the air. The heroes, blissful in their ignorance, don't know that and think it a wonderful idea to show the locals open flame.”
“ In a room the PCs find a decomposing body half in and half out of a mirror, the result of an attemp to create a [Mirror Golem] that went horribly wrong.”
“ Eat your sister
breed
kill a goblin
breed
plunder a human farm, kill the farmers, eat the dog
breed
Get killed by first level fighter
breed with ghosts”