It should be noted that aspects of Magic: The Gathering seem to value diversity and the creators aim to make it inclusive to everyone
You can also try to incorporate Summon synergies with Garnet, Princess of Alexandria, Summon: Choco/Mog, and Summon: Fat Chocobo, all of which would work fine in a GW go-wide shell
It's especially good at keeping up with the increasing mana costs of your Spirit or Demon commander
Sure, you only draw two cards, but the 6/6 or 7/7 you get with a mid-size hand prior to casting is going to be really strong
Zone or 99: 99 Ioreth of the Healing House The possibilities here are pretty amazing
When he challenges, you may return an action card from your discard pile to your hand, and whenever you play an action, you gain 1 lore