Some of the cards played, from Duelist Kingdom onwards, were downright absurd
Nicol Bolas, the Ravager is definitely the better of the two cards and it mostly has to do with the lack of an upkeep cost
While Wonder Pick can offer added value by pairing Erika with other needed cards, its not the most efficient way to get her
Instead, you unlock cards in game and 'extra' copies of cards are converted into Credits, one of the game's three currencies, that can be redeemed for single cards to add to your collection
If you are unsure of what a bomb is when evaluating a pack, ask yourself these questions: Is this card a big creature that is difficult to remove and hard to block
The cards age and set also play a significant role in determining its value