The Balrog, Durins Bane The Balrog was powerful enough to take down Gandalf (well, sort of) in the Lord of the Rings, so it only makes sense that the card equivalent of this creature would be extremely powerful too
Then, as a bonus, the Ring tempts the Witch-King's controller.
In this article, I'll break down what makes Reanimator a pillar of Cube drafting, why it's still one of the fastest and scariest archetypes in the format, and how to maximize your odds of resurrecting a monster before your opponent can say "untap." Check out the other articles in this series here: The Comprehensive Guide to Cube Archetypes What Is Reanimator in MTG Cube
So you're not really ramping after all - your extra mana is all too fleeting, which is what makes this a red ability
Mulligan aggressively to a discard or removal spell on the play and a removal spell on the draw