Yeah! This is the most simple way. Stop playing. But it's the worst way!
Add new armors, new places with quests (maybe villages like Arroyo) and for fun with town control, mayor of Necropolis. Use your imagination!
If you want to make enemies, try to change something.
- Weapon changes: * 10mm Pistol increased to 8-15 damage * .223 Pistol increased to 25-30 damage * Assault Rifle increased to 14-23 damage, increased to 12 shots per burst and magazine increased to hold the same number of bursts in normal and extended. * 7.62mm Ammo increased to 12/10 damage mod * 10mm JHP DR increased to +27 * FN FAL increased to 14-22 damage * Combat Shotgun increased to 20-28 damage * H&K CAWs increased to 6 shots per burst, magazine increased to 18 * Jackhammer increased to 20-31 damage, magazine increased to 15 * 10mm SMG increased to 8-15 damage * p90c increased to 13-19 damage * Tommy Gun increased to 12 shots per burst, magazine increased to 60 * Grease Gun increased to 12 shots per burst, magazine increased to 48 * Light Support Weapon increased to 22-37 damage * Plasma Rifle range increased to 30 * Molotov Cocktail increased to 16-24 damage * Frag Grenade increased to 5AP and 30-50 damage * Flamer increased to 50-85 damage * Improved Flamer increased to 70-125 damage