An unstrung and useless piece of cold wood, unless you happen to be dead.
A tiny marble cherry with an amber heart inlaid. One of the Lolliful Avenger's most devastatingly effective weapons.
The PCs encounter an elaborate trap room, designed to fill with water, drowning those inside. Clever and resourceful, they disable the trap and move on.
Only later do they discover that this room is part of the elaborate cooling system that prevents beasts of elemental fire from overrunning the complex. While the fiery beasts run rampant, they begin setting fires, which causes the complex to become increasingly hot and smoke-filled. Additionally, the PCs now have to fight their way out past aggressive fire creatures...