Its unclear how big of an end-goal it will be, but its rather close to what we saw with Sword of the Meek and Thopter Foundry
These are the Plains of Core Set 2021
The Everflowing Well The Everflowing Well isnt exactly as easy to use in your Yorion, Sky Nomad piles as Omen of the Sea, but if Divination at instant speed with Quick Study is almost playable, what about a Divination that mills and drops an artifact that can pretty easily be turned into a land later
It has flying, haste, and a 4/4 body
How about a combat trigger that gives haste and doubles your targets power
The first ability, reducing the cost of activated abilities of creatures in your graveyard, might not see much use, but you'll be glad for it when you start trying to abuse your Reassembling Skeleton