Anna (aka Princess Anna) is a character from the Walt Disney Pictures Frozen, and is included in the Frozen Toy Box Pack. She may be used in:
the Toy Box for Disney Infinity 1.0 and later,
all Disney and Pixar Toy Box Games for Disney Infinity 2.0, and
all Toy Box Expansion Games (Disney Infinity 3.0).
"Anna's Chilling Challenge" is added to the Disney Infinity 1.0 Adventures menu when the figure is placed on the Disney Infinity Base.