You can draw through your library very quickly , enabling you to win from having an empty library with Jace, Wielder of Mysteries or Laboratory Maniac
Hierophant Bio-Titan A 12/12 reach creature that cant be blocked by creatures with power 2 or less is no joke
The feature that makes it extremely valuable is a printing error : the front displays the date 1995, when it was actually released in 1997
While no one (outside of perhaps the most dedicated Magic collector) needs a copy of every single version of every single card, it's still a shockingly high number for just one year's worth of cardboard
And this doesnt mean necessarily winning through damage, but rather playing so many spells that it becomes a consistent threat thanks to it giving prowess to your other creatures, while also being able to use both your and your opponents spells from the graveyard
You cant look at or reorder the cards in your life area