Card Trivia:Royal Surrender
- The castle being destroyed in "Royal Surrender" also appears in "Royal Decree", "Imperial Iron Wall", "Catapult Zone", and "Rock Bombardment".
- This card's artwork may depict the aftermath of "Catapult Zone" and "Rock Bombardment".
- Fittingly, "Royal Decree" is a valid target for this card's effect.
- This card has a Continuous Spell Card-negating counterpart: "Spell-Stopping Statute".