"The Death-Dance of Thulsa Doom!"
Story's events follow "The Forbidden Swamp" in Monsters on the Prowl #16.
Kull has rid Valusia of the Serpent Men, yet with men like Thulsa Doom at hand, is anything safe? Doom finally stands revealed a master of the Serpent Men, keen on claiming the gem, the Serpent's Eye, from Kull. Doom has the matching gem, and with the pair, untold power will be his.
Second appearance of Thulsa Doom.