Its not uncommon to see weird stats, one-of-a-kind abilities, and other powerful effects
All of this is to say that Oko is extremely hard to answer in combat, so it largely requires a spell to deal with it (or, as we see in Throne of Eldraine Standard, you can go way over the top of its threat generation by, for example, making lots of 2/2s with Field of the Dead)
They're all flexible and can fit in most decks of those colors, however, you have to cast them with mana in order to get their abilities, which is why they're lower on this list than they could be
Collectors and competitive players often seek out top-tier black cards MTG to reinforce the darker themes and powerful removal found within this specific color identity
War of the Spark was a huge battle between a staggering number of planeswalkers in an attempt for Nicol Bolas to attain ultimate power