Put butter in a large pot, and melt over medium heat
Unwrap fun-size butterfingers and chop into small pieces on a cutting board, and add to melted butter, reserving a third, and stir. The heat should melt the candy center.
When the candies are mostly melted, add in the marshmallows, sweetened condensed milk, and continue to stir to melt the marshmallows.
When marshmallows are mostly melted, add in other third of chopped candy bars, and rice crispy cereal
Remove from heat and stir it all together, and set aside.
Put candy wafers in 2 microwave safe bowls, one for each color, and melt by microwaving for thirty seconds, then stirring, then microwaving for thirty seconds, then stirring, and then microwaving for 10-20 more second
Fill bottom of Silicone Halloween Molds with the melted chocolate/candy wafer
Using cooking spray, or shortening, cover hands, and then press rice crispy treat mixture into mold
When full, place in refrigerator until chocolate is set and treat is no longer warm
Pop out of mold and enjoy!!