Skeltron's Keeper
Terrarian
Sulfur cause fire is cool(see what I did there?)
Many of the well-known practical difficulties with engineering aircraft parts from this material may be avoided in part by substituting unobtainium-reinforced wishalloy. Ratios as low as 1:24 are expected to perform nearly as well as the pure elemental metal.My favorite fictional element is unobtanium, the mythical element that's every engineer's worst nightmare.