1Heat oven to 350°F. Spray large roasting pan with cooking spray, or lightly grease with butter. In very large bowl, mix cereal and pretzels; set aside.
2In medium microwavable bowl, microwave marshmallow creme uncovered on High about 1 minute, stirring after 30 seconds, until creme is melted and can be stirred smooth. Stir; pour over cereal mixture, stirring until evenly coated. Spread in pan.
3Bake 8 to 10 minutes, stirring after 5 minutes, until coating just begins to turn very light golden brown. Remove from oven; stir in candies. Spread on waxed paper; cool about 15 minutes. Break into clusters. Store loosely covered.