Trim and chop green beans and bell pepper. Place in a steamer basket, and boil in a medium pot containing a small amount of water. Let cook until tender, 5-7 minutes.
Meanwhile, chop tomatoes and artichoke hearts into small pieces.
Evenly distribute artichoke hearts, tomatoes, and feta cheese onto the 4 tortillas.
Once green beans pepper are done cooking, add some of those veggies to each wrap.
Top with a handful of arugula and spread 1/2 TBSP of mustard onto each wrap. Sprinkle with salt and pepper, roll up and enjoy!