In an earlier draft of Droids, Technology and the Force: A Clash of Phenomena, Peña had included an adventure seed where a group of Iron Knights went in search of Skippy, an R5-D4 unit portrayed as Force sensitive in the Tales comic ' Skippy the Jedi Droid.' The explanation was to be that a Shard lived in the droid, but Peña felt the idea was 'too warped' and so removed it from the final version.

Peña replied that ' the timing seems just about right, so I'd say that mug-of-something drinking droid is an Iron Knight, all right.' When asked about this character on the Jedi Council Forums, Abel G. In the comic Jedi Academy: Leviathan there appears to be a droid sitting in the Jedi Praxeum cantina. So before I lop your head off, I have one question: be ye friend or foe of the Republic?' ―High Marshal Dragite When Hosk Station was destroyed, one Iron Knight, Luxum, was driven to the dark side. Iron Knights were on the front lines against the Yuuzhan Vong, and fought on the planets Osarian and Uffel-against the Red Knights of Life-and reportedly even saved Kligson's Moon. After hiding out for 70 years, the Iron Knights were keen to rejoin the galaxy, and were accepted into the new Jedi Order without prejudice. They were later discovered by a group of students from the New Jedi Order, who put together clues provided by Callista Ming. Many survived the Great Jedi Purge by hiding out on the planet Dweem. Aqinos was excommunicated, and the Iron Knights went with him. The Jedi Council, however, was horrified that Aqinos had taught inorganic crystals about the Force, and felt that they could not truly understand the Force. Their first major appearance in the galaxy was at the Arkanian Revolution, where they assisted a team of Jedi sent by the Republic to end the conflict. ' And an Iron Knight always follows orders!' ―An Iron Knight

The iron knight book