Card Trivia:Iron Core of Koa'ki Meiru
- This device appears in the artworks of "Core Compression", "Core Transport Unit", "Iron Core Immediate Disposal", "Iron Core Luster", "Koa'ki Meiru Initialize!", "Reckoned Power", and "Urgent Synthesis".
- The English name, "Koa'ki Meiru", is supposedly named after the Japanese pronunciation of "Core Chimera".
- The symbol on the device in the card image appears on all of the "Koa'ki Meiru" monsters' body and/or weapon.
- This is considered to be the most important card in a "Koa'ki Meiru" Deck, since most "Koa'ki Meiru" Monsters and "Koa'ki Meiru" support cards revolve around the use of this card.
- Based on the number of Rock "Koa'ki Meiru" monsters compared to others, one can assume the "Iron Core" is most compatible with Rock monsters.
