Despite being a 7/7 on the surface, Moonshadow enters as a 1/1 with the capability to grow over time
Unlike some other old school Magic mechanics, Buyback has a simplistic, elegant design
This also makes them more marketable to non-Japanese buyers because unless those buyers actually travel to Japan themselves, buying those Japanese cards from an online seller would be the only way to obtain cards with one-of-a-kind art
Discord doesn't really play well with any of the other ponies, but it's the kind of silver border goofiness that makes you wish you could run it without question and ensures you know the difference between play and cast
Mono-color samurai like Iizuka the Ruthless, Nagao, Bound by Honor, Opal-Eye, Konda's Yojimbo, and Sensei Golden-Tail just dont do enough or interact with a particularly relevant creature type