Mr. Market is this mythical being who is manic depressive.
From the forbes.com
Invoking a mythical being is just plain foolishness.
From the eatocracy.cnn.com
Later uses of the legend, however, are typically totally mythical, being of artistic rather than historical merit.
From the en.wikipedia.org
Instead of receiving essential advice from a mythical being, the protagonist would be given advice from omniscient Stalin.
From the en.wikipedia.org
All of America watches the skies for that mythical being who can swoop in and solve our enormous problems overnight.
From the freep.com
Some people turn to a mythical being to help.
From the guardian.co.uk
I'm so glad my parents never told me about a stork or any other mythical being bringing me down from the heavens.
From the edeneatseverything.com
The researchers argue that rock paintings of a mythical being called the Rainbow Serpent are icons of a religion that began 6000 years ago in Arnhem Land in northwestern Australia.
From the newscientist.com
It's like being a TV naturalist on the trail of the semi-mythical snow leopard.