Here is the full list of all 58 Paladins achievements. It takes around 200 hours to unlock all of the achievements on Windows.
10 Champions at Mastery 5.
Have a Paladins account over 1 year old
Spend over 100,000 Credits in the item store over all your matches
Build your own custom loadout
Unlock Ranked
Die to an environmental hazard.
9 Champions at Mastery 5.
8 Champions at Mastery 5.
Reach level 30 during the Paladins Beta.
7 Champions at Mastery 5.
6 Champions at Mastery 5.
5 Champions at Mastery 5.
400 Double Kills.
4 Champions at Mastery 5.
Survive more than 50 battles with less than 10% health.
3 Champions at Mastery 5.
200 Double Kills.
Kill an enemy player who is on a 15 killstreak or higher.
Kill a player with an environmental hazard.
2 Champions at Mastery 5.
Deal damage to every enemy champion in a match before any of them damage you.
Unlock 100 Cards.
100 Double Kills
Play a match while in a party.
1 Champion at Mastery 5.
50 Double Kills.
Land 5 headshots in a row without missing.
Kill an enemy champion after they had already killed you.
Kill an enemy player while you are at or below 50 Health.
10 Double Kills.
Win a match where the enemy team scored no points.
Get a killing blow after the round has ended.
Deal more than 100,000 damage during a match.
Kill more than 20 enemy champions in a single match.
Kill a player in the air who is over 100 units above the ground.
Play 5 hours with a player from your friends list in your party.
Play 10 hours with a player from your friends list in your party.
Play 25 hours with a player from your friends list in your party.
Play 100 hours with a player from your friends list in your party.
Play 250 hours with a player from your friends list in your party.
Play 10 matches while in a party.
Play 20 matches while in a party.
Play 50 matches while in a party.
Play 100 matches while in a party.
Complete the Paladins Tutorial.
Be the only player alive in a match.
Kill an enemy player from over 300 units away.
Shield over 200,000 damage in a match
Heal over 100,000 health in a match
Get a daily reward 7 days in a row
Play over 300 matches
Earn over 500,000 Gold over your play history
Earn over 1,000,000 Gold over your play history
Reach a 20 kill streak in a match
Reach Master in Ranked
Have over 30 different champions at mastery level 10 or higher
Have over 30 different champions at mastery level 15 or higher
Have over 30 different champions at mastery level 20 or higher