Play as Black Frost: defeat Black Frost when he appears in World Tour mode grade A to unlock him for purchase at the shop for 200,000 points.
Play as Jack Frost: defeat Jack Frost when he appears in World Tour mode grade B to unlock him for purchase at the shop for 75,000 points.
Play as Max: defeat Max when he appears in World Tour mode grade C to unlock him for purchase at the shop for 50,000 points.