Implicating underdog → underdog_(series)
Link to implication

Reason:

Title character of the cartoon.

Also, imply sweet_polly_purebred->underdog_(series)

Link to implication

(I don't imagine there will be a lot of SPP posts, but might as well get it out of the way while doing the underdog stuff.)

EDIT: The tag implication underdog -> underdog_(series) (forum #226553) has been rejected by @NotMeNotYou.

With only three posts, is it really necessary? Not to mention that's a term used to refer to a little-fame person or team going against a famous one.

The tag implication underdog -> underdog_(series) (forum #226553) has been rejected by @NotMeNotYou.