Siombe is a lion character The Lion King MUCK who has been in existence since December 20, 1995. He has served as king of the Kopje Valley Pride and founded the Celestial Volcano Pride. He was also a key player of the Kumalo saga, as well as the pride's return in 2004, which saw the character's return to the MUCK after a few year hiatus. Currently he lives in the Kopje Valley Pride, although he is not often around.
- Kwasi - Lion (adoptive father)
- Nalia - Lioness (adoptive mother)
- Msmangu - Lion (birth father)