Here is the full list of all 37 Royal Crown achievements.
Play 100 Games.
Eliminate 100 Enemies.
Open 5 Supply Chests.
Gather 500 Times.
Hunt 50 Monsters.
Eliminate 10 Enemies in 1 Game.
Win for the First Time.
Eliminate 10 Enemies.
Eliminate 5 Enemies in 1 Game.
Log 50 Trees.
Mine 50 Times.
Craft 500 Times.
Open 100 Chests.
Play 10 Games.
Gather 50 Times.
Revive Team Member.
Craft 50 Times.
Get in the Top 3 in Squad Mode.
Eliminate 1 Enemy.
Give Team Member First Aid.
Play 500 Games.
Play 1,000 Games.
Achieve 1st Place 10 times.
Achieve 1st Place 100 times.
Get in the Top 5 in Solo Mode.
Eliminate 1,000 Enemies.
Open 50 Supply Chests.
Gather 5,000 Times.
Log 500 Trees.
Log 5,000 Trees.
Mine 500 Times.
Mine 5,000 Times.
Hunt 500 Monsters.
Hunt 5,000 Monsters.
Open 1,000 Chests.
Open 10,000 Chests.
Craft 5,000 Times.