"Lifty and Shifty" are two characters from the popular video game series Super Mario. They are known for their roles as mischievous little creatures that operate cranes and lift objects in various levels. Their primary function is to challenge players by moving platforms and obstacles, adding an element of difficulty to the gameplay. These characters are often depicted as small, green, and round, with a playful demeanor. They typically appear in levels that require players to navigate tricky terrain, making them memorable figures in the Mario universe. Their antics contribute to the fun and dynamic nature of the game.