Mackal

Mackal was the Wor-lord of the Yl-caan. He took his species into a new age by marrying Lady Irna to forge an alliance that granted the Yl-caan access to space travel. Using this Mackal led them into was against many planets. After Lady Irna was poisoned she was sent to a planet with healing air with a number of guards. Mackal expected them to return her fully healed, Mackal was informed she was dead as it was unknown to him she had changed into a monster. War broke out in the alliance as the Yl-caan were blamed for Irna's death. Mackal continued to lead the Yl-caan in this conflict. (DWM: Nature of the Beast)