You don't have the full story. To avoid putting oil on the fire (this issue of bent-riders surfacing endlessly), I recommend that you link with our Piececlopedia. That will avoid further confusion.
We had Griffon (piececlopedia) or Gryphon (Wikipedia). Now, you add Gryffon. !!!
You don't have the full story. To avoid putting oil on the fire (this issue of bent-riders surfacing endlessly), I recommend that you link with our Piececlopedia. That will avoid further confusion. We had Griffon (piececlopedia) or Gryphon (Wikipedia). Now, you add Gryffon. !!!
https://www.chessvariants.com/piececlopedia.dir/griffon.html
https://www.chessvariants.com/page/MSmanticore
What you call ski-rhino seems to be the Unicorn, the Unicornio of the Spanish codex.
https://www.chessvariants.com/rules/grantacedrex