Epic cards can be earned in special limited time events

Rare cards can be had by doing one of the following. You can take an uncommon card that has 4 possible stars, but only 1 or 2 actual stars, and evolve it, and when you hit the 3-star rank, then it will become a rare card.  buy kingdoms of camelot gems  Silver pacts have a chance at earning you a rare card, while scarlet pacts will always earn you at least a rare card. Event pacts have a chance at earning you rare familiars. The blessed pact will also earn you a rare familiar, but it can only be used once.

Epic cards can be earned in special limited time events. In addition, a scarlet pact or blessed pact have an excellent shot at earning you epic cards. buy kingdoms of camelot gems  In addition, if you have a rare card with 1 or 2 out of 4 stars, evolve it until it hits 3 stars, and when it does,  cheap kingdoms of camelot gems it will become an epic card