Common cards are simple yet can be very useful in defending your bank account and setting up synergy combos! Do not dismiss the supposedly simple nature of these cards. Common cards are the easiest cards to obtain.

Rare cards give you your first glimpse into special abilities built into cards. While not the highest attack powered card by far, these cards can be used for setting up bonuses and synergies for other cards. Rare cards are somewhat easy to obtain.

Epic cards are much higher on the attack power scale and become more powerful in their abilities. Many unique powers come into play with these powerful cards. Epic cards are more difficult to obtain.

Legendary cards are some of the most powerful cards in the game. With a high attack power and very powerful abilities, these cards are some of the most sought after. Legendary cards are very difficult to obtain.

Ancient cards are the pure definition of power. These cards have the highest attack power and most devastating abilities of all the regular cards that can be found. Ancient cards are extremely difficult to obtain.

Little is known about these ultra rare and powerful cards—not even what they look like. All that is known is that there are five variants: Purple, Red, Green, Yellow and Blue. With the highest attack power and most unique and powerful abilities of all, Crystal cards are intensely difficult to obtain.