In a large skillet, add 1 tbsp olive oil. Then add the onions and sautee for about 5 minutes.
Next, add in the chicken, garlic powder, onion powder, cumin, and oregano and cook for about 4 minutes.
Add in the black beans, diced green chilies, sliced black olives, and enchilada sauce and cook until the mixture comes to simmer.
Add in the strips of tortillas and stir gently until coated in the suce.
Top with shredded cheese and cover the skillet. Cook for about 3 minutes.
Remove the lid and add the sour cream, scallions, radishes, cilantro, salsa or pico, avocados, tomatoes, and enjoy.