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)
Alexander Gregory Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Not Legal Brawl Not Legal Legacy Legal Comp
We will of course be discarding some amount of the time in this build, so Squee and Patriarchs Bidding help minimize the loss of value
At the moment, I'm in one of my "I think it's good, and there could be a deck that wants four, but I'm pretty sure it's not great" sort of moods
In white, the most obvious additions are Glorious Anthem
A great example is the newly revealed artwork for Final Fantasy s recurring character, Cid