Ridley (Metroid)
Often considered one of the most memorable Nintendo villains, Ridley has been a mainstay of the series, having appeared (through various incarnations) in almost every "Metroid" game to date (all but "", "Metroid Prime Hunters" and ""). He has also appeared in the "Super Smash Bros." series, however, he had not been made a playable character until "Super Smash Bros. Ultimate" in 2018, making it also the first game overall to have Ridley as a playable character.
Pantheon (Lone Star Press)
In his first strike Daedalus releases several prominent supervillains in order to keep his former colleagues occupied. These include Kid Babylon a young man who has an Elder God trapped in a box, Chaos Nation a composite being who absorbs others, the gigantic canine Thunderwolf, and the supernatural Doctor Meggido. As the Freedom Machine confronts these villains, the superbeing Outrider returns to Earth, seeking revenge on Destiny. He is killed by Ivanhoe, but not before severely mutilating Dynasty.