Here is the full list of all 18 Assassin's Creed Chronicles: India achievements worth 1,000 gamerscore.
Achieve Assassin Gold Style rating 30 times.
Complete Assassin's Creed® Chronicles: India in Plus Hard mode without being seen once.
Multi kill 200 enemies.
Dispose of 100 enemies using Helix Blade.
Clear the Mortar Guards in Memory Sequence 8 without taking any damage.
Have 100 enemies pass by you whilst using Helix Blend.
Achieve Silencer Gold Style rating 30 times.
Complete Memory Sequence 4 in under 9 minutes.
Pickpocket or Loot 100 enemies without being seen.
Complete Assassin's Creed® Chronicles: India without killing anyone.
Complete Assassin's Creed® Chronicles: India.
Use the Smoke to pass by 100 enemies.
Complete Memory Sequence 9 in under 7 minutes.
Take down 100 enemies.
Achieve Shadow Gold Style rating 30 times.
In Memory Sequence 3, rescue Hamid in under 5 minutes.
Complete Memory Sequence 1.
Reach the maximum score multiplier in any memory sequence and maintain it for two more sections.