Card Trivia:Key Mace
- This monster appears in the artwork of "Speed Spell - Ignition".
- This card has two counterparts: "Key Mace #2" and the character Gate Mace.
- This relationship is further supported by the Japanese name of "Key Mace #2", which translates to "Lock Mace" in English.
- This card has a retrained "Memento" counterpart: "Mementotlan Mace".