The domestic market in Japan is limited, so fewer cards might be printed, whereas English sets are printed in large volumes to supply a global audience
But at the time, we only really had the Theros gods, Daxos the Returned, and Zur the Enchanter to really consider at the helm
A 4/4 colorless creature for is already ahead of the curve for most cards from this era
Why the Artwork Feels More Refined One of the most consistent compliments directed at Japanese Pokmon cards is how polished and vibrant the artwork appears
Hopefully Wizards can strike that balance of being good, but not format warping for other sets in the future
While this isnt an exhaustive list of everything that can show up in this tournament because of how wide Modern is as a format, it is what I think the metagame breakdown will look like excluding the other category