Here is the full list of all 50 Tomb Raider: Definitive Edition achievements worth 1,000 gamerscore.
New character purchased.
Survived 3 times in multiplayer by using the rope ascender.
Survived 10 explosions in multiplayer.
Played a match to completion in all multiplayer modes.
All documents, relics, and GPS caches found.
All challenges complete.
Purchased all skills in all categories.
All weapons fully modded and completely upgraded.
75% of all GPS caches found.
Game completed.
75% of all documents found.
75% of all relics collected.
40 enemies killed with the shotgun.
One weapon fully modded and completely upgraded.
5 enemies rope pulled off edges.
All optional tombs completed.
All conversations with the Endurance crew completed.
75 enemies killed with the rifle.
Purchased all skills in one category.
10 flying animals killed and looted.
FeeFee the crab killed.
10 enemies shot off zip lines.
25 unaware enemies killed.
200 enemies looted.
50 enemies killed with the bow.
25% of all GPS caches found.
5000 pieces of salvage collected.
10 large animals killed and looted.
Forced an enemy to drop dynamite that killed two people.
Bundle of dynamite shot out of the air.
25 enemies incapacitated with dodge counter.
35 enemies killed with the pistol.
50 headshot kills performed in the single player campaign.
One challenge completed.
10 small animals killed and looted.
25% of all relics collected.
15 finishers performed.
25% of all documents found.
One optional tomb completed.
Kill 20 enemy players in multiplayer using a turret.
Kill a zip-lining enemy player in multiplayer.
Catch a player in a snare trap in multiplayer.
Revive a teammate in a multiplayer match.
Win a ranked match in every multiplayer mode.
In multiplayer, be the only player on your team that isn't dead or incapacitated.
Kill 10 multiplayer enemies using your melee attack.
Kill 2 multiplayer enemies with a single explosive.
Reach level 10 in multiplayer.
Buy every upgrade and character in multiplayer.
Reach level 60 in multiplayer.