When The Everflowing Well enters the battlefield, mill two cards, then draw two cards.
Descent 8 - At the beginning of your upkeep, if there are eight or more permanent cards in your graveyard, transform The Everflowing Well.

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The Myriad Pools
Legendary Artifact Land
(Transforms from The Everflowing Well.)
: Add .
Whenever you cast a permanent spell using mana produced by The Myriad Pools, up to one other target permanent you control becomes a copy of that spell until end of turn.