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