Related by context. Frequent words. (Click for all words.) 57 alien beings 57 alien 57 shape shifters 56 saber toothed tigers 56 beasties 55 shapeshifting 55 invading aliens 54 velociraptors 53 wraiths 53 pointy eared 53 mythical beasts 53 mythological creatures 53 creatures 52 monsters 52 supernatural beings 52 reptilian 52 cyborgs 52 creature 52 humanoids 51 Terrans 51 superhumans 51 aliens 51 flesh eaters 51 earthling 51 Norse gods 51 Skrull 50 beings 50 Wookiees 50 androids 50 mythical creatures 50 otherworld 50 mongooses 50 homeworld 50 malevolent 50 Skeletor 50 Skrulls 50 alien invasions 50 extra terrestrials 50 megalomaniacs 49 goblin 49 bipeds 49 mutant 49 fantastical creatures 49 centaurs 49 griffins 49 underground lair 49 Jedi knights 49 demonic 49 beasts 49 Venusian 49 Mothra 49 werewolves 49 intergalactic 48 velociraptor 48 tentacled 48 Earthlings 48 cyborg 48 ETs 48 Cylons 48 Darwinians 48 wookie 48 Greek gods 48 Martians 48 wraith 48 mutants 48 Ood 48 evil Decepticons 48 Claptrap 48 Narnians 47 wolfman 47 Doctor Doom 47 faeries 47 furry creature 47 extraterrestrials 47 humanoid 47 supernatural creatures 47 Exterminate 47 earthlings 47 furries 47 vampires werewolves 47 Extraterrestrials 47 planetoid 47 sea serpent 47 Romulans 47 Ewoks 47 phantoms 47 invaders 47 extraterrestrial 47 Unicron 46 changeling 46 divinities 46 faerie 46 bestiary 46 blood thirsty 46 evil 46 Big Daddies 46 serpent 46 evil sorcerer 46 houseflies 46 Azazel 46 doppelgänger