Full list of all 16 Ragnarock achievements.
The base game contains 11 achievements, and there is 1 DLC pack containing 5 achievements.
Win 10 multiplayer races
Enter at least 10 seconds after the others in a multiplayer race and win the race
Enter a top #1 score in the world leaderboard or get at least 80% perfect hits on any song (OST only)
Hit all the runes on a level 9 or 10 song (OST only)
Get gold medals on all the levels of all the songs from Volume 1
One mug filled with mead till the morning / Too much for an elf / Two more mugs full of mead till the morning / Add more from the shelf
Hit all the runes on any song (OST only)
Hit 666 runes in a row on a level 6 song (OST only)
Enter the top 100 in the world leaderboard or get at least 65% perfect hits on any song (OST only)
Activate at least 6 yellow combos in one song (OST only)
Get at least 50% perfect hits on any song (OST only)
Get a bronze medal and nothing more on any song (OST only)
Get a sliver medal and nothing more on any song (OST only)
Get a gold medal on any song (OST only)
Get bronze medals on all the levels of all the songs from Volume 1
Get silver medals on all the levels of all the songs from Volume 1