I'm not near a brewing calculator, but Warrior is usually between 15- 17 IBUs. Bitter with Warrior and load the end of the boil and dry hop. Something like this:
1 oz Warrior @60
1 oz Centennial @ 10
1 oz Centennial @ 0
1 oz Simcoe @ 0
1 oz Amarillo @ 0
1 or 2 oz Simcoe @ Dry Hop
2 oz...