Which figure of speech is used in this text?
The real estate agent said the house was a real fixer-upper, and the price reflected just how much fixing up might be involved.

 - euphemism
 - paradox
The text uses a euphemism, a polite or indirect expression that is used to de-emphasize an unpleasant topic.
Fixer-upper is an indirect way of saying that something is in poor condition and needs a lot of work.