If you dont need the money and the space isnt an issue, holding them for five or six years is almost always going to provide the best chance of a great return with almost no risk of losing your shirtas I said earlier, even boxes from bad sets are still fairly valuable
TCGplayer shows you prices for both normal and foil, all the conditions, and a timeline of what a cards price has been up to the last year
Thespians Stage is only ever as good as what else is on the battlefield, but that usually makes it incredibly powerful
Grixis Midrange The first style of Grixis deck we'll look at is Grixis Midrange
But there are a handful of other high-price reprints, like Kozilek, the Great DistortionKozilek, the Great Distortion, All Is DustAll Is Dust, Eldrazi TempleEldrazi Temple, and Forsaken MonumentForsaken Monument