As always, there are also traditional foil versions of cards, and you can safely assume that the foil version of any given card is worth a bit more than the non-foil version
But the card's sentimental value is enormous, and PSA 10 copies, which are surprisingly uncommon given that most copies were immediately ripped open and handled with sticky fingers by excited children in movie theater lobbies, command a nostalgic premium that has been climbing steadily year over year
Null Rod Speaking of mana rocks, it's always useful to have something in your back pocket to shut of opposing ramp
What you're looking at is purely Theory-Oh, nothing more
I fine-tuned the rarity of cards, making better choices about how to simplify the base game, like moving the larger effects to rare