Although having copies of the card means that one removal spell like Heros Downfall wont kill it fully, sacrificing a creature is a real cost and can leave both copies open to attacks
The upside of this is that you can pull off some crazy combos that are really satisfying
One life per card is a small cost to pay, especially if your deck is loaded with life gain effects, which help you draw even more cards
image7531049 105 KB Tokiya, similar to Kawayoo, he excels with digital work, the backgrounds, the shading, energetic movement, very bold illustrations
Traditional blister packs and Booster Bundles are a safe bet too, but only if you want to buy piecemeal