-Continuation of the story
-Dedicated Servers
-Reasonable hit damage ie) Carbine: 15 headshots/neck, 10 body shots, 7 waist down/arms etc. 100 life
-Online co-op
-Bring back the Chimeran rage mode in R1, and the overheating
-Flamethrower ^ shake controller to get fire off and Arc Charger, best weapon ever
-Fast frame rate, R1 was a lot faster paced than R2
-Large scale maps with a mix of small maps, allows for better matchmaking
-Improved party system
-In-game buddy list
-More weapons, preferably hybrid guns, since they have the best kinds
-Improved clan set-up
-More game modes ie) Domination, Assassination (Kill designated player/Defend player), King of the Hill (Hold one spot on the map for a duration), Last man standing (Conversion in R1) only one human can be left alive, if you get killed you become a chimera, Defend the Tower/Destroy the Tower (Demolition in MW2), Collection (Humans locate/Chimera destroy) 5 intel areas are placed on the map, best to 3 wins, CTC, TDM, FFA etc.
-Skirmish becomes a randomized mix of every game mode. Best 3/5
-Online: Humans have Carbine when starting, Chimera have Bullseye. Weapons are spawned and must be found
-Regeneration still active