Here is the full list of all 46 The Amazing Spider-Man 2 achievements worth 1,000 gamerscore.
Unlocked all character bios
Completed the game on Human difficulty
Completed the game on Hero difficulty
Defeated Carnage
Damaged Carnage with fire at least 3 times before defeating him
Destroyed 20 body armors
Defeated Green Goblin
Defeated 300 enemies
Destroyed any armored enemy using Web-Strike
Defeated Electro
Defeated Kingpin
Disarmed 50 enemies
Completed 10 rescue situations
Acquired the ionic web
Defeated Kraven
Performed 15 signature moves
Achieved 100 critical hits
Defeated Black Cat
Defeated 50 enemies by performing stealth takedowns
Defeated Cletus Kasady
Defeated 100 enemies
Completed a hideout without being spotted
Completed 10 petty crime situations
Achieved a combo streak of 42
Acquired the Seismic Blast ability
Defeated Shocker
Heroism to the maximum
Complete the game on Super Hero difficulty
Collect all Spider-Man comic books
Retrieve all parts of Black Cat's journal
Retrieve all parts of Menken's journal
Retrieve all parts of Detective's journal
Complete all photo challenges
Photograph all Cletus Kasady symbols
Unlock all suits
Complete all hideouts
Complete all combat challenges
Achieve 30 multidodges
Defeat 500 enemies
Save 50 civilians
Reach maximum levels for all suits
Unlock all concept art
Complete 10 deadlock situations
Complete 10 building on fire situations
Complete 5 races
Perform 50 signature moves