dyzi | Elite Merfolk King Perfect Clear Solo Bard - High DPS 1419 Tarisland MMORPG 

You can share or swap your friend codes here. There are rewards for participating, including Masked Racoon pet and King Armadillo mount.
How to enter the code:
Click on the star icon in the top right corner (available once you reach level 16)
Select "Invite Friends"
Enter the code: y2du (this is mine)
Cleared Elite Difficulty Merfolk King perfect achievement clear.