If youve also got a Doubling Season on the board, Refinerys abilities go absolutely nuts
As a general rule, you wont ever see all the stars, orbs and swirl shining like that under a natural light
Naturalize is an effect that green used to share with white
With the Deck Band for Tidying up, you can organize your deck one by one, and if you store it with other items in the Tidying Up Box, you dont have to worry about it getting scattered
The enchantment Thopter Spy Network can grant you card draw by synergizing with artifact creatures.
Thats mostly because of the mechanics that these decks focus on, which are generally a little more powerful and interesting, as well as being a bit more flexible too