That scaling is brutal in a token deck, especially when backed by anthem effects like Glorious Anthem or Dictate of Heliod
Generally, the way tribal decks work (with a few exceptions I'll mention later) is that they want to play a lot of creatures and then cards that make those creatures' types matter
For example, thats pretty much the pixel dimensions on every Pokmon TCG Online card, as well as the working dimensions of the First Partner Packs (although their jumbo size means theyre printed at about 140 dpi versus 300 dpi)
In that case, Veil of Summer completely locks them out from interacting with you and replaces itself
In my article I explain in detail all the choices I made in my final list
The two-mana front-end investment is a little steep, but we can cash in at any time for U to put an enchantment in the graveyard and get a replacement card