Preheat oven to 250 degrees.
In a very large bowl, mix together the Multi-Grain Cheerios™, Bugles, pecans and pumpkin seeds.
Melt the butter and whisk in the brown sugar, maple syrup, pumpkin spice, salt and smoked paprika.
Pour the butter and spice mixture over the Multi-Grain Cheerios™ mixture and stir to coat evenly.
Spread the snack mix evenly over two sheet pans.
Bake, stirring every 15 minutes, for 1 hour.
Allow the snack mix to completely cool and then stir in the flavored chocolates. Store in an air-tight container for up to one week.