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