Complete a VR or Alternative mission
Watch Rose kill Raiden on a rooftop
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
Find Emma Emmerich
Defeat Vamp
Meet President James Johnson
Destroy the AV-88 Harrier II
Beat 30 enemies unconscious
Acquire the digital camera
Tranquilize 100 enemies
Take a clear photograph of the ghost image in Hold No. 2
Send Otacon a picture of the marine with no pants
Kill 5 enemies with pipe steam
Attain grip level 3
Kiss a poster in a locker
Get caught by Otacon stimulating yourself
Put an enemy in a locker
Disorient an enemy with a cloud of smoke from a fire extinguisher
Learn the location of the president
Defeat Fatman
Learn how to defuse C4 bombs from Peter Stillman
Lure a guard with a girlie magazine
Meet Revolver
Collect a dog tag
Defeat Olga Gurlukovich
Collect all trophies
Destroy 15 cameras
Break the neck of 30 enemies
Hear Johnny's bowel noises in two locations
Shoot 10 enemy radios
Get the bandana
Get the Tanker stealth suit
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