|The information in this article comes from Marvel's Warlord of Mars and is not written by Edgar Rice Burroughs.|
Kon-Dar was a Winged Orovar who lived in the city of Karanthor. He was second in command of the city's armies, with the rank of Odwar. When Dejah Thoris was auctioned off, he lost the bidding war to Gar Karus. Enraged, he challenged John Carter to a duel which he naturally lost.