- This card has four counterparts: "Crush Card Virus", "Deck Devastation Virus", "Full Force Virus", and "Grinning Grave Virus".
- "Eradicator Epidemic" continues as the third virus-themed card which alphabetical alteration patterns "E".
- The kanji 闇 on each of the viruses in this card's artwork means "darkness."
- On the Italian Force of the Breaker printed card, the turn count is misprinted as 38.
- The Japanese name of "Prometheus, King of the Shadows" refers to this card.
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