This ship is relatively popular in the fandom, although some fans feel the ship is forced.
- The name Leo is one of the twelve zodiac signs which has fire as it's element.
- Thalia Grace was Leo's first love interest, and she is the only one who is at least partially human. The love in question were all one-sided on Leo's part, though.
- Calypso is the first out of four love interests to genuinely have any real romantic interest in him.
- Leo is the only man who has ever reciprocated Calypso's affections and and actually wanted a relationship with her.