Here is the full list of all 40 James Cameron's Avatar trophies - there are 24 bronze, 12 silver, 3 gold and 1 platinum.
Unlock all trophies.
Complete every Sector Challenge in the game.
Complete all Sector Challenges in Plains of Goliath.
Finish the game on the Na'vi side.
Secure the song in Kxanìa Taw.
Complete all Sector Challenges in Kxanìa Taw.
Secure the song in Va'erä Ramunong.
Complete all Sector Challenges in Va'erä Ramunong.
Complete all Sector Challenges in Torukä Na'rìng.
Secure the song in Torukä Na'rìng.
Complete all Sector Challenges in the Swotulu.
Secure the song in the Swotulu.
Complete all Sector Challenges in Iknimaya.
Survive the RDA attack in Iknimaya.
Finish the game on the RDA side.
Use every Rank 4 skill 20 times.
Complete the Plains of Goliath.
Claim 50% of all territories.
Complete all Sector Challenges in the Hanging Gardens.
Kill Harper in Mist Ridge.
Kill Langley and Epstein in the Hanging Garden.
Score the harmonic in Grave's Bog.
Complete all Sector Challenges in Grave's Bog.
Score a harmonic from the FEBA.
Complete all Sector Challenges in the FEBA.
Score your first harmonic in Needle Hills.
Complete all Sector Challenges in Needle Hills.
Complete Blue Lagoon
Complete all Sector Challenges in Blue Lagoon.
Kill 100 enemies using the dual wasps or the bow.
Unlock 20 Pandorapedia articles.
Complete your first Hell's Gate visit.
Complete 150 Multiplayer games.
Finish a Team Deathmatch with the most kills of either team.
Get 10 kills in a row without dying.
As a Na'vi warrior, reach the end of the timer with 3 intact crystals.
As an RDA grunt, reach the end of the timer with 3 intact missiles.
Win 5 'King of the Hill' matches.
Win 5 'Capture and Hold' matches.
Win 3-0 in 'Capture the Flag'.