This would be fine if pumping every Cube with a bunch of mana acceleration led to good gameplay, but frankly, it doesnt
So yeah, The First Doctor is going to be a cascade deck, and if you like Planechase cards, you can planeswalk too
All words used to describe the zombies of Magic
There are too many Humans and both discard outlets and payoffs for you to not be able to end up in one of these archetypes if you really try, and a good volume of cards that work in either deck as well
Adventurer's Airship Balamb Garden, Airborne Cargo Ship Magicked Card Magitek Armor Phantom Train The Lunar Whale The Prima Vista The Regalia
Each one has a stellar painting of a foreign planet that still fits in with the aesthetic of Magic: The Gathering and its previous basic lands