Preheat oven to 350 degrees F. Spray with large cast iron skillet (or other oven safe skillet or pan) with nonstick cooking spray.
Layer as follows: Tortilla chips in a single layer but overlapping, 2 cups of shredded chicken taco meat, 1 cup of cheese, more chips, black beans, corn, tomatoes, olives, green onions, remaining cheese.
Slide the baking sheet into the oven and bake for about 15 minutes, or until cheese is melted and nachos are heated through.
Serve immediately, garnished with salsa, guacamole, sour cream, jalapeno slices, cilantro and/or scallions.
NOTES: Use more or less cheese as desired, and feel free to customize the toppings to your linking.