Card Trivia:Armed Ninja
- This card has two counterparts, "Crimson Ninja" and "White Ninja".
- This card is the only one out of the counterparts to have a name not based on a color.
- This card was one of the first 5 cards ever released to have an Card Effect to it. The other 4 were "Exodia the Forbidden One", "Man-Eater Bug", "Reaper of the Cards", and "Hane-Hane".
- This card's effect is similar to that of "Trap Master", "Reaper of the Cards", and "Crimson Ninja" except that it destroys Spell Cards.
- This card appears in "Sealing Ceremony of Mokuton" and "Water-Releasing Seal Art".
