Hsagra's Wrath a.k.a. Giant's Bane:

Derakor the Vindicator (Kael)
Narandi the Wrethced (10th Ring Quest)
King Tormax (Kael)
Velketor the Sorcerer (Velketor's Lab)

Porlos' Fury a.k.a. Dragon's Bane:

Lord Yelinak (Skyshrine)
Telkorenar (ToV West)
Gozzrem (ToV West)
Lendiniara the Keeper (ToV West)
Dozekar the Cursed (ToV East a.k.a. Halls of Testing)
Aaryonar (ToV North)
Lady Mirinella (ToV North)
Lady Nevederia (ToV North)
Lord Feshlak (ToV North)
Lord Koi'Doken (ToV North)
Lord Kreizenn (ToV North)
Lord Vyemm (ToV North)
Vulak`Aerr (ToV North)
Ventani the Warder (Sleeper's Tomb)
Nanzata the Warder (Sleeper's Tomb)
Tukaarak the Warder (Sleeper's Tomb)
Hraashna the Warder (Sleeper's Tomb)