Card Trivia:Dark Hole
- The black hole in this card's artwork also appears in the artworks of "Dark Hole Device", "Dark Hole Dragon", "Dark Hole Paradox", and "Non-Spellcasting Area".
- This card's name in every language, except for English and Spanish, translates to "Black Hole", an invisible mass in astronomy that sucks in every form of matter, including light, that comes too close.
- This is reflected in the black hole in this card's artwork, as well as this card's effect of destroying all monsters on the field.
- This card is tied with other cards as the first Spell Card in the OCG/TCG.
- In the OCG/TCG, it is also tied as the first Normal Spell Card, and the first card with a monster-destruction effect.
- This card has a Spell/Trap-destroying counterpart: "Heavy Storm".
- This is one of four cards to feature a card(s) that were designed to counter this card specifically in its effects, the other three being "Harpie's Feather Duster", "Monster Reborn", and "Raigeki"; in this card's case, it is "White Hole".
- This card was Forbidden for nine formats before becoming Limited once more, which was the most of any card before "Black Luster Soldier - Envoy of the Beginning", "Tsukuyomi", "Magician of Faith" (in the TCG) and "Cyber-Stein" (in the OCG) surpassed it with twelve, thirteen, and sixteen, respectively.
