This class enchantment can draw you cards on any turn you make a token and eventually mass-pump them
This article explores how tap and untap work in MTG with examples, lists the best tap and untap cards, strategies to play against tap heavy decks, and answers common questions about tap and untap
Every ETB or attack from your commander is worth a card eventually, the activation cost is reasonable at just 1 mana, and the Tome even spots you the first draw up front
That said, this card works within the context of black-border rules and seems like a sweet planeswalker design that could show up in a mainline Magic set
Finally, Sephiroth, Fallen Heros Extended Art version has crash-landed from around $100 to just $7 since the pre-release day pricing, that's a big ol' drop, and a good example as why it's good to wait and see on how the market will fall post-release of a big set like this