Solving this case takes work, but the solved ability offers absurd card advantage, especially since lifegain decks tend to focus heavily on permanents
Eventually, the hype wore off and the card plummeted in price
It seems weird now, because we have gotten a variety of decks that fit that archetype
Different binders have different uses, and different players use different types in different ways
Sephiroth's villainous origin story all begins here in the fires of Nibelheim
Sending someones hard-earned graveyard back to their library can be a back-breaking play against reanimator decks, Underworld Breach, or even Thassas Oracle, as your opponent will often have too many cards in their library to win the game after putting their graveyard back into their library