Penny sleeves are thin, transparent plastic covers used to protect trading cards like Pokmon cards
While colorless isnt a new color by definition, it does have its own flavor to it
Since Sothera exiles, it prevents those creatures from triggering death triggers, and lets you take a creature for yourself if a battlefield is ever empty
This is another way to identify a card, and can also clue you in to some special, often valuable cards: [7] Secret rares have a collector number higher than the total # of cards (supposedly) printed in that set, for instance "65/64" or "110/105." Secret rares can range anywhere from a couple of dollars to hundreds of dollars
[86] Some of these methods are only used in the United States, as PUI and POP are based in the United States, but they are represented by local distributors who provide the Organized Play program to their own country