Card Trivia:Machine King
- This monster appears in the artwork of "Faulty Fire".
- "Machine King - 3000 B.C." > "Machine King Prototype" > "Machine King" > "Perfect Machine King"
- This is the only "Machine King" monster that counts for its own ATK-increasing effect.
- This monster has at least three notable servants as mentioned in their flavor text: "Mechanicalchaser", "Robotic Knight", and "Cyber Soldier". Additionally, "Cannon Soldier", "Brave Scizzar" and "Guardian of the Throne Room" are depicted as allies of "Mechanicalchaser" in multiple card artworks, implicitly tying them to the "Machine King".
- The Duelist League 4 variant of this card has its name printed in white text.