you can get a pack of cards in a general store or a sports shop.

There are 52 cards in a standard bridge deck, plus one or two jokers.

Fringer - it is part of the Microsoft Entertainment Pack

I have not found one but you could go buy a special kind of paper and design your own cards on Microsoft publisher. You could even go to a craft store and buy a pack of birthday cards with different kind in the pack.

The typical wildcards in a game of cards tend to be the Jokers, there are two of these in every pack of cards. Wildcards are generally used in card games such as poker.