Maligna

Maligna is a major villain in the Teenage Mutant Ninja Turlte comics in the Archie and IDW series. She is the mother and queen of the Malignoids a hive mind insect like Aliens.

archie comics
Maligna first appeared in the Teenage Mutant Ninja Turtles Adventures #12 the Lost world. She would have been the major villain in the canceled mighty mutanimals spin-off.Maligna was a rival of Krang and she and her children go out on worlds to devour them.Maligna is introduced when Krang contacts her to lead her into earth if her warriors defeat the turtles. Maligna also had a habit of eating her own children.Maligna had sent her pods with adult Malignoids to destroy the Turtles and the other pods that contains larval which once hatchted that will devour all that stands in their way.Maligna also captured Mondo Gecko and Raphael for her feasts but was stopped by the Turtles. She later returns again this time intend on killing everyone on earth by teaming up with Null to destroy the Turtles and their allies. Eventually Maligna and the Malignoids was finally destroyed by Slash who sarfirced his life to destroy Maligna once and for all.

IDw comics
Maligna is the queen of the Partistic race known as the Maglignoids like her archie counterpart. She first appeared in the Trial of Krang as one of Krang's allies. She and her minions were going to attack The Neutros but were attacked on the Trial. She was Temporally repelled by Donatello who came up with a plan to put the Malignoids in dissaray.She Retreated from Neutrino though she is still alive and at large.