mtg double faced cards Magic: The Gathering introduces dual-faced, transforming Battle in March of the Machine Double-Faced Substitute Card · Kaldheim

Shaving off six mana is a huge cost savings, and well worth leaning hard into the theme of building flying tribal. Lets get brewing

This does still require a lot of setups, which is why it doesnt rank higher than this, but I can see a lot of decks wanting this card and also finding it very rewarding to build around it as the commander

And it flies

It's fine to throw in a few powerful cards just because they're powerful - which is why Sol Ring has a reserved seat in pretty much every Commander deck ever - but usually the best result, and the most fun, comes from crafting a deck that's a specialised, synergistic machine