At a glance, the card doesn't seem that powerful, countering a one-mana spell for one blue mana or, thanks to its Phyrexian mana cost, two life
We tracked down a PWCC listing for this card, which ended up closing with a massive $65,100 price tag at the end of the auction
Any card abilities which happen when a player pays a cost to use them (activated abilities) or automatically when specific conditions are met (triggered abilities) must also pass through the stack and can be responded to the same way (though you would need a card that says target ability to interact with one)
No, really
Pulling this specific Charizard runs far longer, since each set has several SIRs and you are hunting one of them, which pushes the realistic odds for this exact card into the hundreds of packs
This time, one has stood out: A legendary creature returns not seen since Homelands . Fans are now speculating which legendary creature could be featured from Magics infamous set of cards