Warlord Ilkog was the leader of the band of Grudeks that hired Sikozu Svala Shanti Sugaysi Shanu to research and find the Sacred Leviathan Burial Space, and boarded Elack to harvest his toubray tissue. John Crichton, Chiana, and Rygel XVI's efforts to save Elack led to Ilkog's death.
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Ilkog is derived from Farscape.