Fantasy Creatures:
Unicorns, Angels, Leprechauns, goblins, giants, Nymphs, Vampires, Werewolves, Gremlins, Nekos, space creatures (aliens and stuff like that),
Anime:
Attack on Titan, Free! , Haikyuu, Kuroko's Basketball, Donkey Kong, Maid Sama! , Black Butler, Kamisama Kiss, Love Stage,
From video games:
Mario, Pokemon, Undertale, Zelda, World of Warcraft, Skyrim, Minecraft,
More Realistic:
Lifegaurds, Librarians, Rockstars, Samurai, Internet Friends/Long distance, Police men, Flight attendant, College or Highschool students/ College or Highschool proffessors, Office Workers/Boss and coworker, One person lost in a forest with the oth