Preheat oven to 350°F (175°C) to prepare for melting cheese
In a mixing bowl, combine mayonnaise, sour cream, red wine vinegar, oregano, garlic powder, salt, and pepper
Add chopped onion, banana peppers, and shredded lettuce into the dressing and mix well
Place tortilla on a baking tray and layer ham and turkey pepperoni in the center
Add mozzarella cheese on top of the meat
Bake briefly until cheese melts and becomes soft
Remove from oven and let cool slightly
Add the prepared lettuce mixture over the melted cheese
Roll the tortilla tightly into a wrap, folding in the sides as you go
Slice in half and serve immediately