Here is the full list of all 47 Tom Clancy's Splinter Cell Blacklist achievements worth 1,000 gamerscore.
Hacked 23 Blacklist Laptops
Collected 24 Dead Drop flash drives
Saved the hostages in the Transit Yards
Completed every single player mission on Realistic difficulty
Completed every single player mission on Perfectionist difficulty
Used the Tri-Rotor to disable a security device
Completed the single player campaign without killing anyone as Sam Fisher
Hid 5 bodies in containers
Mastered Ghost playstyle
Mastered Assault playstyle
Mastered Panther playstyle
Completed a Spies vs Mercs Weekly Challenge
Won a match in every Spies vs Mercs game mode
Captured a control point in a Spies vs Mercs Uplink Control match
Assisted teammates in 10 Spies vs Mercs objectives
Unlocked a Merc's Light Machine Gun
Carried home the intel in a Spies vs Mercs Extraction match
Captured 20 High-Value Targets
Stopped the Blacklist
Completed LNG Terminal
Survived the attack on Paladin
Completed Detention Facility
Completed all of Charlie Cole's 4th Echelon Missions
Completed Transit Yards
Completed Special Missions HQ
Completed Abandoned Mill
Achieved Rank 10 in Spies vs Mercs
Completed all of Isaac Briggs 's 4th Echelon Missions
Completed a Daily Challenge
Completed all of Andriy Kobin's 4th Echelon Missions
Unlocked a custom loadout slot for Spy or Merc
Completed Private Estate
Paladin fully upgraded
Won the COOP interrogation in VORON Station
Snuck up & stole the shield from a Shielded Infantryman
Completed all of Anna Grímsdóttir's 4th Echelon Missions
Completed American Consumption
Hacked a terminal in a Spies vs Mercs SvM Blacklist or SvM Classic match
Completed Insurgent Stronghold
Completed a single player mission undetected
Dual Executed a helmeted enemy
Fully upgraded one gun
Completed a COOP mission with a teammate
Completed Safehouse
Stealthily took down an enemy who'd been lured by sound
Logged into ShadowNet for the first time
Using Mark & Execute, take down 6 enemies in under 14 seconds