Their the villains kaijus from monsterverse but in harem version, but they have no match for "Titanus Cornelius (Or titanus george in alternate scene)" king of the bears but even they like teasing him and want him to join their side they already know the power of the king of the bears and how fearless he is.

Fem titanus destoroyah; the devil crustacean female monster

Fem muto male & muto female; the massive unidentified terrestrial organisms

Fem king ghidorah; the queen three-headed dragon monster

Fem titanus hedorah; the smog monster

Fem titanus gigan; the cyber monster

Fem titanus megalon; the beetle monster with drill arms

Fem titanus megaguirus; queen of the offsprings

Fem titanus orga; the hideous alien monster

Fem titanus skullcrawler; the devil lizard living in underground

Fem titanus mechagodzilla; the deadly robot godzilla machine

Fem titanus katatsumuri & fem titanus namkuji; the twin sisters killer slugs monsters

Fem titanus yogan; the female ruthless lava monster

Fem titanus meat-eater; the hungry ruthless vicious queen vastatosaurus rex

Fem titanus gyaos; the winged kaiju monster

Fem titanus battra; the evil female butterfly

Female skar king; the tyrant queen red ape

Fem titanus emperor goliath; the ruthless vicious queen baboon

Fem titanus razin; the green queen locust female monster

Fem titanus kumonga; the evil female spider titan

Fem titanus kamacuras; the killer titan female praying mantis

Fem titanus hydra; the aquatic female hydra monster

Fem titanus amhuluk; the strongest vicious swamp mud female monster

Fem titanus murderfish; the ancient killer dunkleosteus queen

Fem titanus camazotz; the night killer queen bat titan

Fem titanus queen mother long legs; the killer queen spider titan

Fem titanus ebirah; the naughty female crustacean crab titan