Etherium is an alloy made from large amounts of mithral
combined with concentrated aether, guided by precise arcane
The art of making etherium has been lost on Krynn for over a
thousand years. What little etherium exists is often fought over,
and is continually reused when discovered.
Warforged mechanics know that it plays a critical role
in binding the warforged’s soul to its mechanical body; however,
its precise function is unknown.
Inspired by the warforged, some researchers have applied
etherium research to creating living golems and other
Myths say that some elven nations still understand
how to manipulate etherium, but this is typically dismissed as
rumor and legend.