There are also plenty of ways to return cards from your graveyard to your hand or the battlefield, so be sure to take care when casting these cards to ensure they can resolve and have an impact on the game
Read Cards Mana Value/Casting Cost This essentially tells you how much mana is needed to cast this card
Indistinguishable on the back [edit] The main issue to guarantee fair play in a card game is that all cards in the deck must be indistinguishable for any player who does not view the front side (if card sleeves are used, the term 'card' means the sleeve with the card inside)
Those are the kinds of things it calls to mind
It just took one playtest to realize that it was just too much to process

image430599 51 KB image431600 71.1 KB Some Alternate Cards were special arts, but most were just slight variations of the original card image429599 62.9 KB image428599 60.9 KB BW EX (The Generational 2-Prize Gimmick) (TPC did not distinguish these from Rares until XY) (TPCI) image430599 46.2 KB Shiny Secret Rares (Ultra Rare - TPC) (Secret Rare - TPCI) image431600 56.7 KB image432599 45.4 KB for BW, these would be textured shiny alternate arts, eventually with gold accents on the card - this new rarity would be the precursor to Gold Cards L/HGSS LEGEND - image250250 2.18 KB image413599 57 KB SL (Call of Legends) - Subset that featured Alternate Art Shing Pokemon with a foil border similar to the previous LV.X from DP/Pt and ex from ADV-PCG/EX image432599 50 KB image432599 49 KB DPt LV.X (The Generational 2-Prize Gimmick) - image350495 97.2 KB Super Rares (TPC) / Secret Rares (TPCI) These were reprints of original cards ranging from competitive staples, popular pokemon cards, and promos