Full list of all 14 Shred Off achievements.
The base game contains 7 achievements, and there are 2 DLC packs containing 7 achievements.
Get an S rank on Level 1
Get an S rank on Level 2
Do 6 spins in one jump
Lose a multiplier of 20x or higher.
Finish a Level without using pickups
Get 4 seconds of Air Time.
Get an S Rank on Subzero Slaughter