Preheat oven to 350F and grease a 13 x 9-inch casserole pan with cooking spray.
Prepare lasagna noodles as directed on package and drain
Pulse together enchilada sauce and cream cheese in a blender until combined. Pour half of the mixture into the prepared casserole pan
Combine shredded chicken, drained black beans, chopped peppers, garlic, 2 cups of Mexican cheese, sliced scallions, and taco seasoning in a large bowl and toss
Lay lasagna noodles out on a clean work surface and spread chicken mixture evenly over them. Roll each noodle up and place in the casserole pan
Pour the rest of the enchilada/cream cheese sauce over the rolled lasagna
Bake for 30-35 minutes, sprinkling with the remaining 1/2 cup of cheese 5 minutes before you remove it from the oven.