Card Trivia:Heavymetalfoes Amalgam
- This monster appears in the artwork of "Parametalfoes Fusion".
- This monster named after an amalgam, the chemistry term for an alloy that consists of mercury bonded with another metal.
- Fittingly, this monster's appearance is based on "Metalfoes Steelen" wearing an "amalgamated" suit of armor, which is a combination of its own armor and the armor of "Parametalfoes Melcaster".