Favorite multiplayer weapon

I know have been posting a few of these "favorite" posts but I'm just curious about what other people think but what is your favorite multiplayer weapon?
Mine is the plasma rifle because of its radiation bomb just shooting the bomb out right as a gun fight begins can give you the edge you might need to win

Again ?

I thought this was the same thread. He's a newbie, so maybe it's a newbie mistake.

He added "multiplayer", but could have added the that also in the title plus posting it in the correct forum.