Was there a reason Kaibaman couldn't have been Kaiba? | tcgmode

Kaibaman episode is one of my favorites in GX, but I feel it's a convoluted in a way because it wants to have Kaiba in it, without it actually being Kaiba. I don't know if Kazuki Takahashi had a stipulation about GX where DM characters can't make an actual appearance and have plot relevance, but ...