Froslass is what is known as a Yuki-onna in Japanese mythology. They are the ghosts of hikers. They freeze people.
Ninetales is based on a nine tailed fox known as a kyubi.
Ho-oh is based on a mythical bird called a Ho-oh.
Raikou is a beast that works for the thing in the gif. They sleep in people's belly buttons no lie.
Entei is hentai without the h.
