Here’s a thrilling optical illusion to test your eyesight: identify playing cards with incorrect suit symbols in 10 seconds. This brainteaser is designed to enhance your cognitive skills including problem-solving, memory, and attention to detail while providing personal achievement. Spotting the odd cards out will measure your capability effectively. Here’s a thrilling optical illusion to test your eyesight: identify playing cards with incorrect suit symbols in 10 seconds. This brainteaser is designed to enhance your cognitive skills including problem-solving, memory, and attention to detail while providing personal achievement. Spotting the odd cards out will measure your capability effectively. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle