full unicorn

The male or female that any man or woman would want to show off to their mom, their dad, extended family, and the rest of the world as a "suck it" to their exes that didn't live up to the hype. Full unicorns are a rare breed and should be captured and studied on the spot.

That man I started dating turned out to be a full unicorn. -Tracy
My gosh Tracy, you got so lucky!!!! -Her jealous friend