Shred Nebula achievements

25.00%
Destroyer of All
In Arcade Adventure Mode, get the 100% Destructible clear bonus on 4 levels.
25.00%
Crystal Power
Collect 500 Crystals in Arcade Adventure Mode.
75.00%
Maximum Overdrive
Achieve Maximum Overdrive in Arcade Adventure or Single Player Score Attack modes.
100.00%
Galactic Pilot
Beat Levels 1 and 2 in Arcade Adventure Mode.