(ADDITIONS)
-New security units: "Shields." Powered up harasser/security unit.

(BALANCING)
-Snipers, Big Tumors, and Big Security units only show up on sieges 2/3+ now.
-Stressful difficulty requires a character to be level 12. Nevermore difficulty requires a character to be level 24.
-Missions "X_ Escort" and "Transport" are now level 4 locked.
-Ammo and syringes give more/less refill per difficulty now.
-Hitting enemies with thrown weapons only make them flash for 0.75s seconds instead of the previous 1s.
-Shooting at ranged enemies will cause them to stutter their shots.