Marked cards in poker are one of the most controversial topics in the gambling industry. Using marked cards involves altering the design or adding imperceptible marks on the playing cards to gain an unfair advantage over other players. It is crucial to note that using marked cards is illegal and unethical in both professional and recreational poker games. There are various methods used to mark cards, including subtly scratching the surface, using special inks, or adding tiny bumps that are only visible by trained individuals. These alterations allow the person using the marked cards to identify the value or suit of a card with ease, giving them a significant edge during the game. In casinos and poker rooms, security measures are in place to deter and catch those attempting to use marked cards. Highly trained staff members, surveillance cameras, and advanced technology are employed to detect any fraudulent activities. Any individual caught using marked cards may face severe consequences, including expulsion, legal consequences, and a tarnished reputation in the poker community. It is important to emphasize that using marked cards in poker undermines the integrity of the game and the skills of other players. Poker is meant to be a game of strategy, skill, and luck, where each player has an equal opportunity to win based on their abilities to read opponents, make calculated decisions, and manage risk. The use of marked cards erodes this balance and violates the principles of fair play. As players, it is crucial to maintain the integrity of the game and rely on our skills and knowledge to achieve success. Engaging in any form of cheating or resorting to unfair tactics not only betrays the spirit of the game but also diminishes the satisfaction of a genuine victory. In conclusion, marked cards in poker are a form of cheating that is illegal and unethical. The use of marked cards gives an unfair advantage to individuals, compromising the integrity of the game. It is essential for players to embrace fair play and rely on their skills and knowledge to succeed in the world of poker.