Rare prints make it a chase card, so its a tournament threat and a grail for serious collectors
Fluttershy Within the Mane Six, I can absolutely say Fluttershy is the cutest without a doubt, no ifs, ands or buts
Chandra, Fire of Kaladesh is a double-faced card
Those subgrades are the features that every company evaluates (centering/corners/edges/surface), but having those individual grades displayed on a graded card is a nice touch some collectors/buyers might actually look for
Mirror Barrier Normal Trap Card You can only use the 2nd effect of this card's name once per turn
Unlike Kilo, Apogee Mind, you have to pay 2 mana to tap this card and get the ability, but the two cards work well together