Why to buy marked cards?
Marked cards are always known to work well with contact lenses or poker analyzers in poker games. It is not any secret now. Many poker players know about it and want to get the marked cards to enjoy themselves. Also people can get the marked cards and marked cards detector for protecting themselves from being cheated.
Where to buy marked cards?
There are many marked cards shops or sites online where people can easily get marked cards. However, there're always difference. Marked cards from different sites are different and there are some good marked decks and always some not so good decks. Thus it is important to get the good marked cards to use for the safety.
Don't believe others for the marked decks good or not good. The best way is that you try that yourself. You can always buy one single decks to try before you want to buy large quantity decks.