Gorimar Hellcleaver was the Warbringer of the Firelord Clan, until he faced trial in Nagrand, which supposedly led to his demise. After being reborn by a group of fire shamans, Gorimar chose to leave the Firelord Clan and continue his personal plans which is unsure whether his plans may benefit the Firelord Clan or not.
Gorimar Hellcleaver was responsible for the death of Ukzfur Thundersplitter, the father of Cravar Thundersplitter. Ukzfur had gone mad, and had to be brought to justice. A funeral has been held for him in Nagrand, near "Clan Watch", one of the first Firelord village built in Nagrand.