The Armakeans were so used to seeing Comodos as part of the Magical Beast Community that they had forgotten what they were originally referred to.
Earth Dragon.
Although their dragon blood had thinned over the years, they were still dragons.
There were dragons in Somuli, but as far as they were concerned, pure-blooded ones were in obscurity and would never show themselves to the public. They initially did not understand why a being looking like a humanoid dragon would appear and save the Eidums, but now they realized they misunderstood its purpose.
That being was here because he believed they were subjecting his kind to slavery. While it was not entirely wrong, Lady Chrysanthemum was the only one who tried controlling the comodo against its will.
Then it hit them.
