It probably helps that even at her worst Giganta has never been portrayed as an omnicidal maniac, and is usually more of a mercenary. Plus, in her later versions Doris Zeuel actually has had a medical condition that forced her to perform on herself the experiments that turned her into Giganta. She is still more often than not an easily triggered and vengeful person with little to no impulse control.
@@xer-xglitchasmodeussinoflu2068 Oh, not only there. Marvel, Star Wars, Warcraft, Avatar, etc. are full of conflicts and personal tragedies of villains and heroes that could have been prevented with several talks with a therapist/parent figure or even a single tap on the shoulder.