Here is the full list of all 46 Metal Gear Solid 2 trophies - there are 36 bronze, 5 silver, 4 gold and 1 platinum.
Kill 5 enemies with pipe steam
Attain grip level 3
Get the bandana
Break the neck of 30 enemies
Beat 30 enemies unconscious
Watch Rose kill Raiden on a rooftop
Take a clear photograph of the ghost image in Hold No. 2
Tranquilize 100 enemies
Clear the game without entering alert mode (not including events where alert mode is mandatory)
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
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
Collect all boxes
Defeat Fatman
Lure a guard with a girlie magazine
Learn how to defuse C4 bombs from Peter Stillman
Meet Revolver
Send Otacon a picture of the marine with no pants
Shoot 10 enemy radios
Disorient an enemy with a cloud of smoke from a fire extinguisher
Collect a dog tag
Put an enemy in a locker
Kiss a poster in a locker
Get caught by Otacon stimulating yourself
Complete a VR or Alternative mission
Defeat Olga Gurlukovich
Collect all trophies
Destroy 15 cameras
Hear Johnny's bowel noises in two locations
Get the Tanker stealth suit
Get the brown wig
Get the Plant stealth suit
Get the orange wig
Complete Boss Survival
Complete all Snake Tales
Place first in 50 different VR/Alternative missions
Collect all dog tags in the Plant chapter to obtain the Blue Wig
Complete all VR and Alternative missions