- No Export for You: The In Name Only sequel, Royal Blood II, never got a release outside of Japan. The Koei Wikia describes it as a "derivative sequel," but a quick glance at gameplay and plot leaves one with the distinct impression even that might be too generous.
- Port Overdosed: And how! The Other Wiki lists not two, not three, but ten platforms for which Gemfire/Royal Blood has been ported.
Trivia / Gemfire