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