Alongside his older[1] twin sister Shimmer, he is a founding member of the Fearsome Five and an enemy of the Teen Titans.

[2] Mammoth has appeared in various forms of media outside comics, primarily those featuring the Teen Titans.

He is voiced by Kevin Michael Richardson in Teen Titans (2003) and makes non-speaking appearances in Young Justice.

[6][7] Mammoth later appears as a member of Alexander Luthor Jr.'s Secret Society of Super Villains and the Injustice League.

[8] Mammoth possesses superhuman strength and durability, including a degree of protection from energy attacks.