Prepare Cheesecake per directions on package.
Divide the cheesecake equally into 4 separate containers. In each container, mix in food coloring to make a pastel shades of green, yellow, pink and purple.
Layered Look: Spread pink cheesecake on top of graham cracker crust, followed by yellow, purple and green.
Combine Whipped Topping with pastel purple food coloring.
Randomly top cheesecake with purple whipped topping and sprinkles.
Tip: Use whipped topping or an upside down sugar cone to create a unicorn horn for the top of the cheesecake.