1) no last stand
2) no death streak rewards
3) ability to cycle through killstreaks
4) make the knife a secondary weapon or reduce the killing distance
5) bring back the earning of camos, weapons, and attachments.
6) keep wager matches
7) destructible environments (only to an extent)
8) no grenade launcher
9) better variety of weapons
10) don't be slow like black ops
11) make sniping easier than black ops, but not as easy as modern warfare 2
12) and dedicated servers (if its possible)
13) also what are your opinions about shotguns and machine pistols as secondaries, i thought it made it funner, but some didn't like it.