Here is the full list of all 30 Splitgate: Arena Warfare achievements.
Get 25 Revenge medals
Destroy 10 enemy portals
Get 10 kills without dying
Deal 10,000 damage to enemies
Get 5 kills without dying
Complete a match
Complete 25 matches
Complete 100 matches
Win 50 matches
Win 1,047 matches
Get 15 kills without dying
Get 500 kills
Get 25 double kills
Get 10 triple kills
Get a quad kill
Get 50 headshot kills
Get 30 Pistol kills
Get 10 First Blood medals
Get 25 headshots kills with the Sniper Rifle
Get a collateral kill with the Sniper Rifle
Get a collateral kill with the Railgun
Get 25 kills through portals
Deal 2,500 damage with the SMG
Deal 50,000 damage to enemies
Deal 500,000 damage to enemies
Get a Portal Kill
Win a game of Takedown
Get the round-winning kill in Takedown 50 times
Earn 500 points in Domination
Earn 500 points in King of the Hill