Here is the full list of all 47 Spider-Man: Edge of Time achievements worth 1,000 gamerscore.
Executed a 200-hit combo
Performed 3 of each Air Attack on enemies
Performed 3 of each type of Grab Attacks on enemies
Bought all Character Upgrades
Obtained all Alternate Suits
Obtained all Golden Spiders
Web of Challenges - Obtained all Gold Medals
Web of Challenges - Obtained all Gold Medals for an Act
Web of Challenges - Obtained all Gold Medals for a Chapter
Completed all levels on Hard
Bought all Combat Upgrades
Obtained all Newspapers
Completed all levels on Normal
Completed Act 3 on any difficulty level
Defeated the CEO on any difficulty level
Defeated Atrocity on any difficulty level
Teleported back to Alchemax with the Key
Brought the Incinerator to Maximum Power
Obtained 1/2 of the Golden Spiders
Retrieved all three DNA Samples from the knocked-out Atrocity
Analyzed all Data Modules
Executed a 100-hit combo
Damaged enemies with Roundhouse Spin and Web Hammer 10 times each
Executed a 50-hit combo
Completed Act 2 on any difficulty level
Defeated Black Cat on any difficulty level
Collected 2000 Orb Fragments
Saved Mary Jane
Gained access to the Future Restricted Area
Defeated 500 enemies
Evaded 100 attacks with Hyper-Sense
Gained access to the Restricted Archives Computer
Obtained 1/4 of the Golden Spiders
Collected all three Atomic Fuses
Completed Act 1 on any difficulty level
Defeated Anti-Venom on any difficulty level
Avoided 100 attacks with Accelerated Decoy
Collected 1000 Orb Fragments
Stopped the future from becoming a radioactive wasteland
Floor 66 Reached
Completed a Freefall section by boosting the entire time
Defeated 100 enemies
Erased the Prototype Combat Robot from existence
Completed Session 3 or later without dying
Collected 500 Orb Fragments
Foreseen the death of Spider-Man
Spider-Man was down and out