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For other forms of this card, see Jackknife.
- This was the first card that appeared in the Season 1 of the anime.
- This was the first "Jackknife" card to be released, making its Act effect useless at first.
- This was the first card to have received an errata change before being released.
- In the anime, Jack gives the ability to fly to a person through his buddy skill as seen with the case of Tasuku Ryuenji.
- In the very first adverts of the game (including the first preview), this card's name was "Armordragon, Jackknife Dragon".