Looking for a friend for co-op missions (Tom Clancy's Splinter Cell: Blacklist)

suggesting no murders? Went through the achievement campaign, challenging but doable. More like with a knife, crossbow and sometimes a quiet pistol

in principle, you can do that, but I like the Ghost more (bypass)

Together, bypassing, this is no interest ... One is a guide, the second is simply trailing behind the first ...
Do not do not and do not persuade)

Well yes, crazy)

in one of Briggs' missions it is very difficult to avoid a firefight, as there the enemies are storming in a crowd, and they use night vision goggles

Are you talking about a ghost town? not so hard there. Sleep gas, non-contact shocker mine, electric darts will help you stay undetected.