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
Reach a 20 kill streak in a match
100 Double Kills
Earn over 1,000,000 Gold over your play history
Reach level 30 during the Paladins Beta.
Earn over 500,000 Gold over your play history
Deal damage to every enemy champion in a match before any of them damage you.
Spend over 100,000 Credits in the item store over all your matches
Build your own custom loadout
Play 10 hours with a player from your friends list in your party.
50 Double Kills.
Unlock Ranked
Shield over 200,000 damage in a match
Play 50 matches while in a party.
Have a Paladins account over 1 year old
Deal more than 100,000 damage during a match.
10 Champions at Mastery 5.
Play 5 hours with a player from your friends list in your party.
Be the only player alive in a match.
Unlock 100 Cards.
9 Champions at Mastery 5.
Kill an enemy player while you are at or below 50 Health.
Get a killing blow after the round has ended.
Kill a player in the air who is over 100 units above the ground.
Die to an environmental hazard.
Kill a player with an environmental hazard.
8 Champions at Mastery 5.
7 Champions at Mastery 5.
Complete the Paladins Tutorial.
6 Champions at Mastery 5.
5 Champions at Mastery 5.
Land 5 headshots in a row without missing.
Play 20 matches while in a party.
4 Champions at Mastery 5.
3 Champions at Mastery 5.
Play 10 matches while in a party.
Kill more than 20 enemy champions in a single match.
10 Double Kills.
2 Champions at Mastery 5.
1 Champion at Mastery 5.
Kill an enemy champion after they had already killed you.
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.
200 Double Kills.
400 Double Kills.
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 100 matches while in a party.
Kill an enemy player who is on a 15 killstreak or higher.
Kill an enemy player from over 300 units away.
Heal over 100,000 health in a match
Play over 300 matches
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