While Dipper is the more serious, mature twin, he certainly knows when to loosen up and have fun, and Mabel is playful and fun-loving, but knows when to be serious.
Lighter and Softer: Instead of Altaïr, the grim and serious master assassin from the first game, the player controls Ezio, a happy and playful nobleman in Florence.
Epiphany Comeback: Thomas gets one of these in a climatic fight, switching from a serious fighting style to a looser, more playful style that catches his opponent off guard.