Credit: Wizards of the Coast Hall of Tagsin BPhillipYork: 4 to make a Powerstone is kind of meh, like if you have that kind of time, do something better
The person who designed this card, Matt Smith (no not the one you are thinking of) also put his thoughts down about his creation
Standard TCG Card Size Comparison Below is a comparison of major trading card sizes: This shared sizing improves TCG sleeve compatibility and makes accessory shopping easier for players
Aside from basic lands, cards with special rules, and cards on the Vintage Restricted List, players may use up to four copies of any card in their decks
Those costs could cover an array of possibilities, ranging from some sort of benefit (e.g., Farmstead), preventing a negative consequence like Force of Nature's above, or avoiding the obligation to sacrifice a permanent, such as on the Legends card Nicol Bolas
Mox Sapphire ($4,666) Blue is, and possibly always has been, the most powerful color in Magic, so its no surprise that Mox Sapphire is the most expensive of the cycle