It computes the exact joint probability that a single draw meets several requirements at the same time, such as "at least 2 lands and at least 1 removal spell" in your opening 7
It is about having your answers up more often so that you are not caught with your pants down
Often the prices of a single card can be anywhere from a few cents to thousands of dollars, so under $150 for an ounce of silver shouldnt be too painful. The display case is nice as well
GX Tag Force 3 Yu-Gi-Oh
Marvel, Kamala Khan Neach, Pinnacle Pariah Necrodominance Nerd Rage Nezahal, Primal Tide Niv-Mizzet, Visionary Null Profusion Nyssa of Traken Obeka, Brute Chronologist Power Without Equal Praetor's Counsel Price of Knowledge Proft's Eidetic Memory Recycle Reed Richards, Smartest Man Reliquary Tower Roaring Furnace // Steaming Sauna Roaring Furnace // Steaming Sauna Sea Gate Restoration Spellbook Spirit Water Revival Stairs to Infinity Sundial of the Infinite Tamiyo, Seasoned Scholar Tamiyo, the Moon Sage The Drum, Mining Facility The Great Synthesis The Lux Foundation Library The Magic Mirror The Second Doctor The Ten Rings Thought Devourer Thought Eater Thought Nibbler Thought Vessel Time Stop Tishana, Voice of Thunder Triskaidekaphile Trusted Advisor Twenty-Toed Toad Ultima Undercity Reaches