Here is the full list of all 50 Tomb Raider: Definitive Edition achievements worth 1,000 gamerscore.
Purchased all upgrades and characters in multiplayer.
Multiplayer level 60 attained.
Survived 3 times in multiplayer by using the rope ascender.
Won a ranked match in every multiplayer mode.
20 enemy players killed with a turret in multiplayer.
Zip-lining enemy killed in multiplayer.
10 multiplayer enemies killed with the melee attack.
Two multiplayer enemies killed with one explosive.
Revived a teammate in a multiplayer match.
Trapped an enemy in multiplayer.
Sole survivor on your multiplayer team.
Multiplayer level 10 attained.
New character purchased.
Played a match to completion in all multiplayer modes.
Survived 10 explosions in multiplayer.
All weapons fully modded and completely upgraded.
All documents, relics, and GPS caches found.
Game completed.
Purchased all skills in all categories.
All challenges complete.
All optional tombs completed.
All conversations with the Endurance crew completed.
75% of all documents found.
One weapon fully modded and completely upgraded.
75% of all relics collected.
75% of all GPS caches found.
40 enemies killed with the shotgun.
FeeFee the crab killed.
200 enemies looted.
25 unaware enemies killed.
75 enemies killed with the rifle.
10 enemies shot off zip lines.
Purchased all skills in one category.
5000 pieces of salvage collected.
Forced an enemy to drop dynamite that killed two people.
Bundle of dynamite shot out of the air.
25 enemies incapacitated with dodge counter.
5 enemies rope pulled off edges.
50 enemies killed with the bow.
10 flying animals killed and looted.
10 small animals killed and looted.
25% of all GPS caches found.
50 headshot kills performed in the single player campaign.
25% of all relics collected.
35 enemies killed with the pistol.
25% of all documents found.
15 finishers performed.
One optional tomb completed.
One challenge completed.
10 large animals killed and looted.