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- "Fly-Fang" and the goblin from the artworks of "Trap Hole", "Treacherous Trap Hole", "Giant Trap Hole" and "Traptrix Trap Hole Nightmare" appear in this card's artwork.
- This is the only Counter Trap Card to involve an action with banished monsters.
- This card's name references profanity, with the "!" replacing the "i" in "Fish" referring to how some swear words may be censored by replacing letters with symbols.
- This card's Japanese name is a pun between "shock/fright" and "fish", which can both be pronounced ギョッ gyo.
- It may also reference the Japanese horror manga Gyo, in which fish begin to crawl on land thanks to machines powered by their internal gases. In a famous scene, the main characters are attacked by a shark on dry land.
- Another card whose name may be based on this pun is "Wow Warrior".