hi guys i make OTK gandora deck today. Usually u need 3 double costons to make gandora deck, but i use caligo claw crow instead of double coston. I use gravekeepers monster to support this deck.
i also make a video to show u how its works
https://www.youtube.com/watch?v=mnoRcrE6GfA&t=25s
hope this help u guys
zhizen
Benny