There is only one way to attain a seven star card and that is through evolving a six star card. Evolving a card requires gold coins, evolutionary stones, and one other copy of the six star card that you are evolving. The 5th time a card is evolved, it requires two copies of the card, but after this final evolution it will become a seven star card.
There are 2 ways to obtain the 7 Star Card . You can gain it when you reach a high number at recharging diamonds or when you manage it to obtain 160 fragments from the black market.
|Qualifications||Type of Boost|
|7 Star Card||SS-||All|