Pokemon/Left 4 Toontown

and more
 * Pikachu as Ness
 * Jigglypuff as Bubbles (they are both pink)
 * Piplup as Peanut
 * Buneary as Peaches
 * Buizel as Super Fumblecrump
 * Azurill as Royal Blue Mouse (they are both mice)
 * Marill as Peach Mouse (they are both mice)