Sentence examples for a hell of a pony from inspiring English sources

The phrase "a hell of a pony" is correct and usable in written English.
It can be used to express that something is impressive or remarkable, often in a colloquial or informal context.
Example: "That was a hell of a pony you brought to the show; it really stood out among the rest."
Alternatives: "an amazing pony" or "a fantastic pony".