In Expert Mode or Master Mode, Creepers exhibit some unique behaviors. They charge at the player with an acceleration about 266.67% times compared to Expert Mode. The frequency of their charging is approximately 1.6 times compared to Expert Mode. Interestingly, Creepers are one of the few enemies that cannot pick up dropped coins in these modes. They are manipulated through the hive mind of the Crimson, serving as the brain's eyes and orbiting around it for defense in numbers. Additionally, they are capable of inflicting a variety of debuffs on the player.