What is "eternium"

Eternium can refer to:

• Eternium, a fictional planet in the Futurama series.
• Eternium, a metal from the role-playing game Ancient Domains of Mystery
• Eternium, a metal from the role-playing game World of Warcraft expansion pack The Burning Crusade.
• Eternium, a 2004 album by the band Diablo.
• Eternium, a melodic death/ thrash metal band from Israel.
• Eternium, a metal (the strongest metal) from the planet Eternia in the T.V. Series He-Man and the Masters of the Universe
• Eternium d20, a roleplaying game using the SRD released by Wizards of the Coast.

Eternium is the 3rd album by Finnish melodic death metal band Diablo.