Slice the tomatoes and onion.
Slice the entire package of rolls in half using one cut.
Put the bottom layer of rolls on a tray or in a pan.
Layer the genoa salami slices, pepperoni slices, and ham.
Top the meat layer with provolone cheese slices.
Next top with tomato slices, onion slices, and shredded lettuce.
Sprinkle Italian seasoning all over the sliders.
Drizzle with submarine dressing.
Put the top layer of rolls on.
Cut into 12 sections and serve.