The Japanese version always goes the extra mile
You can evolve Pokmon in the Scarlet and Violet video games by leveling them up or using special means such as evolution stones, trading, or increasing friendship levels
Iron Thorns ex and Dragapult ex were also printed in this set, which formed new archetypes
Whenever one or more tokens you control enter, draw a card
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)
Heres an example of a Pauper deck combining Dread Return and Lotleth Giant