ameba yugioh card Yu-Gi-Oh! - (MRL-010) - Magic Ruler - Unlimited Edition up on the field. Ameba (DOR) - Yugipedia

Here are the lists of every Enchanted card released so far, organized by the set they are a part of

I dont know how you calculate the cosmological constant of a fictional universe, but this one is expanding

Nincada is supposed to have brown forelegs, but there is quite a difference between the dark brown forelegs shown earlier at the total generation list (reference picture here), and the light grayish and beige forelegs of the Nincadas displayed above

It doesn't grant the land an intrinsic mana ability

Azula can copy anything youre able to play at instant speed during combat, and Tidal Barracuda gives all your cards pseudo-flash (while also protecting Azula from combat tricks)

So it was a really big pain to use computers back then. With modern computers, scale is no issue technically, but Arita still keeps it in mind