Here is the full list of all 51 METAL GEAR SOLID 2: Sons of Liberty - there are Master Collection Version achievements.
Clear the game without entering Alert Mode (not including events where Alert Mode is mandatory)
Break the neck of 30 enemies
Beat 30 enemies unconscious
Tranquilize 100 enemies
Get the Plant stealth suit
Get the Tanker stealth suit
Destroy 5 cameras
Get the bandana
Get the infinity wig
Hear Johnny's bowel noises in two locations
Clear the game without killing anyone
Lure a guard with a girlie magazine
Collect all boxes
Hold up 30 enemies
Shoot an enemy radio
Read all the pages in the Screenplay Book
Get sea lice all over your rations
Send Otacon a picture of the marine with no pants
Take a clear photograph of the ghost image in Hold No. 2
Down an enemy with steam from a pipe
Attain grip level 3
Collect every type of weapon on the Tanker
Disorient an enemy with a cloud of smoke from a fire extinguisher
Complete Boss Survival
Complete at least one of the Snake Tales
Complete a VR or Alternative mission
Watch Rose kill Raiden on a rooftop
Watch something in the Casting Theater
Beat the Tanker and Plant chapters on any difficulty
Catch a glimpse of Vamp standing in the streets of New York during the end cinematic
Defeat Solidus Snake
Defeat Metal Gear RAY
Collect every type of weapon in the Plant
Befriend Olga Gurlukovich
Acquire the digital camera
Find Emma Emmerich
Defeat Vamp
Meet President James Johnson
Destroy the AV-88 Harrier II
Learn the location of the president
Defeat Fatman
Survive Fortune's attack
Learn how to defuse C4 bombs from Peter Stillman
Meet Revolver Ocelot
Collect a dog tag
Defeat Olga Gurlukovich
Get caught by Otacon stimulating yourself
Kiss a poster in a locker
Put an enemy in a locker
Place first in 50 different VR/Alternative missions
Earn the title of Big Boss