Throne of Eldraine featured several new gameplay mechanics including the Magic: The Gathering keyword Adamant, which would see additional or alternative effects occur if the player cast the spell using three or more mana of one colour
Given how low the pull rates are for SPs, Manga Rares, Treasure Rares, and unique ultra-chase cards, opening sealed product purely to hit those cards is usually very inefficient and expensive
Its a stellar inclusion in any auras/equipment/counters style decks
Amazon has some third-party sellers listing singles and graded cards, but the experience is poor and the prices are inflated
However, many players might prefer to skip the Command Tower, which appears to be the least desirable bonus card
Heres how many flips you get with each Thumb: 1 Thumb: 2 coins 2 Thumbs: 4 coins 3 Thumbs: 8 coins 4 Thumbs: 16 coins 5 thumbs: 32 coins, etc Youre basically guaranteed to win each flip once you have three Thumbs on board (87.5% chance)