Teen Titans 2x9

This episode shows Robin wanting to be a big shot winner. When he, Cyborg, and Beast Boy are transported to another land, along with Gizmo, Wildebeest, Hot Spot, Aqualad, and Speedy, Robin finally has his chance. As the players battle, The Master of Games takes the losers powers. It will take Robin to figure out Winning isn't everything to save the day