You can develop Characters like Charlotte Perespero, Kikunojo, or Sanji to put more field pressure on the opponent
Like a lot of folks, I was concerned a broken Planeswalker or two would have made it into the War of the Spark file, but the thirty-six walkers of that set, even Teferi, all paled in comparison to the boogeyman from autumns Eldraine: Oko, Thief of Crowns
In addition to card art, during the Black & White Series, they were in charge of packaging and posters
The problem with Battle of Wits is that when you consider you will need 200 cards in your deck once it hits the battlefield and that it might take several (or many) turns to get Battle of Wits on the battlefield, you will need to play somewhere around 240 cards to make Battle of Wits work, which means you're increasing your deck size by 300%, which in turn leads to a massive drop in consistency, to the point where Battle of Wits simply isn't worth the cost in competitive decks
To create something unique for Niko mechanically, we invented a new type of token called a Shard token