If you're just interested in owning this card in the unlimited edition, you can pick up a damaged copy for $80, but setting your sights on a first edition copy will cost upwards of $400 if you find one in better than LP condition, though more sales data is needed to determine the exact amount
It has an incredible impact as soon as it enters, generating card advantage by drawing a card while making your opponent discard and stopping them from developing a board if you cheat it out fast enough
Here are a few of them: Rarity
Broken Dreams "Powered" Cubes get their name from the inclusion of the Power Nine (Ancestral Recall, Black Lotus, Mox Pearl, Mox Sapphire, Mox Jet, Mox Ruby, Mox Emerald, Time Walk, and Timetwister), and other cards of similar power level
Card Bending This test can also minimally damage cards you may own, but another option to ensure a card is fake or not is to bend it over in half without adding too much pressure (like putting it between books)