i just got the 38th issue of playstation magazine and it tells us some things:
14 multiplayer maps come with the game but treyarch promises dlc's
a singleplayer co-op along with black ops zombies will return
zombies will have exclusive badass weapons
it turnsout the face paint names are just paterns and can customize the color
you can create a character for each faction and evrey single little thing makes your character diffrent
wager matchs can only have 6 players in each lobbie
combat training is confirmed
thats all in this issue