Cut the rice cakes and fish cakes into bite-sized pieces.
Add oil to a pan and sauté the green onion to make scallion oil.
Add onion, rice cakes, and fish cakes and stir-fry.
Add gochujang (Korean red chili paste), chili powder, soy sauce, and sugar, then stir-fry until the seasoning is absorbed.
Crack in the eggs and scramble them together to finish.