Marked Cards

Marked cards, refers to the marked deck of playing cards here, including any kinds of marked poker cards.

According to Wikipedia, card marking is the process of altering playing cards in a method only apparent to marker or conspirator, such as by bending or adding visible marks to a card. This is the process to make a deck of marked cards which may have been a secret but attractive thing to many people these years.

There are some ideas and articles online about marking cards or marked cards, however there's never a standard specification for them. Have worked with the cards marking team for several years, I want to share something about the poker cards marking here.

In recent poker cheating industry, marked poker cards are no longer a luxury any more since it is become more and more affordable and powerful with the rapid development of cards marking technology. Generally speaking, the marked cards can be divided into two main parts, including:

Marked decks that naked eyes can see Invisible ink marked cards that naked eyes can't see

Secret Code Marked Decks

Usually the so called code marked decks have special marks that people can see with naked eyes after training, however, those without training would know nothing about those secret code marks. There are three kinds of such code marked cards according to how the marked decks are marked.

(1) Block - out marked decks with cards marking ink

Block-out is one of the most practical ways to mark cards in the past time. Literally, block-out work is simply using the same color ink as the back of the card and coloring in small white areas of the card. That is also called “writing” in the poker cheating field. Different to the nowadays invisible ink marked playing cards, the poker that marked by block-out are not flawless to our human naked eyes. The marks on the back of poker can be detected by cheaters at a close distance.

block out card marking

Generally, poker player would like to use a litter bright or dark color to mark a small defect on the back pattern. To mark cards in this way, manufacturers need to find some dyes and try many time to adjust with the purpose of making the color which is very close to the color of poker back. After tests and attempts, it takes time to wait the marks become dry. Otherwise, the marks would disappear or fade very quickly. Marking a deck of cards with block-out may cost about one or two weeks. Of course, manufacturer will not mark all of poker playing cards they play because they need to take more risks in being busted-out when playing games.
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(2) Marked cards with cut - out marks

bicycle red cut out marking cards bicycle blue cut out marking cards

Compared with block-out, cut-out technique is another representative cards marking technique. At Wikipedia, it defines cut-out that people sometimes use a razor to scrape off some of the printed area of the card, such as adding (cutting) a white bird in the back design. Not only a razor, any pointy things like knife, needle or pin can be used as a tool to mark cards. In the very beginning, there is a blank on the poker’s back. Hence, cheater cannot mark anything on its back. As poker’s back pattern appears and it becomes more and more complicate and various, cards marking has a large space for development. Cut-out marking aims to change the back pattern of poker.
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(3) Magic marked decks with printed marks

People who use the special magic cards might know that there are special code marks on the back of these printed marked decks, which can help the magicians to identify or pick up the certain card easily. Usually these special code marks were made and printed at the same time that the patens of the back are printed. They just add something or change something slightly. And these magic marked deck of cards include the following three kinds marked decks according to the different marks.

number markings marked cards

Number Markings

Marked cards with mini numbers or hieroglyphics. The markings of mini numbers is one of the most easily recognizable marks among all the marked cards. Usually the marking is very small and near the sign of special patens so that people won't find it easily.
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shape markings cards

Shape Markings

Marked deck have special shapes for the markings. This kind of marked deck is one of the most difficult recognizable ones. The markings are very special signs such as a flower with different petals or leaves. Usually these marks of every cards are at the same place.
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color markings playing cards

Color Markings

Marked poker cards have special markings of color difference on the back. This is reflected as every cards has one point color slightly different to others while all other parts are exactly the same. These markings can be a thick line to stand for different numbers.
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Invisible Ink Marked Cards

In recent days, invisible ink marked playing cards play a very important role, which takes gradually takes the places of those original marked decks. Usually the invisible contact lenses marked cards, the side invisible barcode marked cards and infrared invisible ink marked poker cards are included in the so called invisible ink marked cards, as they are all processed with the invisible luminous ink (different ink has different natures). Maybe some friends are confused about the difference between these 3 kinds of invisible ink marked cards, which results in the consequence that they don't have enough information to decide the best choice. Below we tick off some points as the supplement of luminous ink marked poker cards information for a reference. The content will refer to the basic difference between these 3 types of magic marked cards poker: marks, working-accessories and original using purposes, for example.

(1) Contact Lenses Marked Cards With Invisible Ink

As indicated about the marked playing cards above, marked playing cards for contact lenses will not change the exterior design and smell of the original poker cards. In effect, it just the basic element of all invisible ink marked cards. For marked cards' marks, their designs and marking juice potion are determined by the manufactured decorative styles and limited by the luminous ink readers. The contact lenses marked cards with invisible ink need to be detected by the luminous ink contact lenses or infrared sunglasses. Therefore, the invisible ink marked cards for infrared cards lenses are printed on the reverses of these playing cards, and the fonts are big. Wearing with the infrared contact lenses and IR glasses that can see invisible ink, users can know the message they need (such as the value and suits of each piece of card) by directly read the invisible marks on the backs of the marked deck of cards.

infrared contact lenses cheating cards

Invisible Ink Marked Cards Video

At first, the contact lenses marked playing cards are developed for the magicians or illusionists to perform various funny and magical poker magic tricks to entertain the audience, like street magic. I bet most of you had watched the magic show on the amusement parks, circus troupes or TV shows when you were a little child. The performer can predict the poker result, what is more, no matter which card the audience selected, he can pick it up from a shuffled deck of playing cards easily. It seemed as if he could see through the cards. As a matter of fact, this not because he has magic power, but either he was practiced enough to make a false shuffle skillfully, or the playing cards he used were contact lenses marked cards with invisible ink.

(2) Juice Invisible Ink Marked Cards With Barcode

Juice invisible ink marked cards with barcode, is equivalent to barcode marked cards poker. The marks of this juice luminous marked deck are the invisible barcode, they are marked on the 4 edges of the barcode juiced cards. Just same as the regular barcodes, they are the irregular patterns which contain the info of the corresponding card (usually the number and color). The luminous juiced barcode only can be scanned by the named playing cards scanning camera lens. The models of the poker cheat card scanner are diversified and can cater to all users' needs. The poker tricks with juice invisible ink marked cards with barcode can help performers to get hold of all the information they want.

barcode marked cheating cards

Power Bank Poker Hole Cards Camera Video

The juice invisible ink marked cards with barcode can protect the users from their opponents' deception. Take the merits of this barcode juice marked deck of cards, a lot of poker players will work the poker hold scanner and poker analyzer device to get the information of the card and obtain the outcomes of the poker games in advance. 1 deck of invisible ink marked cards with barcode can be suitable to almost all types of playing card games, such as Texas Hold'em series, Omaha series, Blackjack, Baccarat, Pineapple, Flush, Ronda three cards game.

(3) Infrared Invisible Ink Marked Poker Cards

IR Camera Video

infrared camera cheating cards

The markings of the infrared invisible ink marked poker cards are similar to the juiced deck of cards for UV contact lenses. The difference is, even the IR marking cards in poker also is daubed invisible markings on their reverse sides, you can't reach any data on them with the marked playing cards contact lenses or luminous ink glasses that to see cards. The infrared invisible ink to mark this magic IR marked poker cards is developed for specified wave band of spectrum. Without the given infra-red playing cards scanning camera, no one can find their secret marks from the backsides.

With the popularity of poker card games, numbers of poker players want to get rich through playing cards games gambling, and some playing cards cheating tricks have come up, for instance, to get a favored card. Some players will try to exchange the useless cards they hold as the beneficial one which they prepare beforehand, and this can succeed in most of the time.
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The contact lenses marked cards, invisible ink marked cards with barcode, and infrared invisible ink marked poker cards are 3 main sorts of invisible ink marked cards. Currently, they are used in both magic show and poker cheating. Please note that the playing cards cheating device on sale in Cards Lenses are only for amusement or anti-cheating purposes.

From the very beginning of playing cards' history, there are marked deck of cards existed. From the original marked decks for naked eyes to the invisible ink marked decks for special devices, the cards marking skills and technology has been developing all the time. For every stages, every kind of marked decks has its own advantages and disadvantages. For those who want to enjoy the poker games or magic shows with marked cards, there' re always some can suit you very much.