Here is the full list of all 78 Degauss achievements.
Fail to pickup 10 powerups
Reach score of 500,000 in 100 Kill Mode using the Flamethrower
Reach score of 1,000,000 in 100 Kill Mode using the Flamethrower
Reach score of 5,000,000 in 100 Kill Mode using the Flamethrower
Reach score of 500,000 in 100 Kill Mode using the Machine Gun
Reach score of 1,000,000 in 100 Kill Mode using the Machine Gun
Reach score of 5,000,000 in 100 Kill Mode using the Machine Gun
Reach score of 500,000 in 100 Kill Mode using the Mines
Reach score of 1,000,000 in 100 Kill Mode using the Mines
Reach score of 5,000,000 in 100 Kill Mode using the Mines
Reach score of 500,000 in 100 Kill Mode without any weapon
Reach score of 1,000,000 in 100 Kill Mode without any weapon
Reach score of 5,000,000 in 100 Kill Mode without any weapon
Reach score of 500,000 in 100 Kill Mode using the Shotgun
Reach score of 1,000,000 in 100 Kill Mode using the Shotgun
Reach score of 5,000,000 in 100 Kill Mode using the Shotgun
Beat Race to 1M Mode in less than 200 seconds using the Flamethrower
Beat Race to 1M Mode in less than 400 seconds using the Flamethrower
Beat Race to 1M Mode in less than 600 seconds using the Flamethrower
Beat Race to 1M Mode in less than 200 seconds using the Machine Gun
Beat Race to 1M Mode in less than 400 seconds using the Machine Gun
Beat Race to 1M Mode in less than 600 seconds using the Machine Gun
Beat Race to 1M Mode in less than 200 seconds using the Mines
Beat Race to 1M Mode in less than 400 seconds using the Mines
Beat Race to 1M Mode in less than 600 seconds using the Mines
Beat Race to 1M Mode in less than 200 seconds without any weapon
Beat Race to 1M Mode in less than 400 seconds without any weapon
Beat Race to 1M Mode in less than 600 seconds without any weapon
Beat Race to 1M Mode in less than 200 seconds using the Shotgun
Beat Race to 1M Mode in less than 400 seconds using the Shotgun
Beat Race to 1M Mode in less than 600 seconds using the Shotgun
Reach score of 1,000,000 in Classic Mode using the Flamethrower
Reach score of 5,000,000 in Classic Mode using the Flamethrower
Reach score of 10,000,000 in Classic Mode using the Flamethrower
Fail to pickup 100 powerups
Fail to pickup 1,000 powerups
Reach score of 1,000,000 in Classic Mode using the Machine Gun
Reach score of 5,000,000 in Classic Mode using the Machine Gun
Reach score of 10,000,000 in Classic Mode using the Machine Gun
Reach score of 1,000,000 in Classic Mode using the Mines
Reach score of 5,000,000 in Classic Mode using the Mines
Reach score of 10,000,000 in Classic Mode using the Mines
Gain 100 multipliers
Gain 1,000 multipliers
Gain 10,000 multipliers
Reach score of 1,000,000 in Classic Mode without any weapon
Reach score of 5,000,000 in Classic Mode without any weapon
Reach score of 10,000,000 in Classic Mode without any weapon
Die 10 times
Die 100 times
Die 1,000 times
Accumulate 1,000,000 total points
Accumulate 10,000,000 total points
Accumulate 1,000,000,000 total points
Reach score of 1,000,000 in Classic Mode using the Shotgun
Reach score of 5,000,000 in Classic Mode using the Shotgun
Reach score of 10,000,000 in Classic Mode using the Shotgun
Play for 1 hours
Play for 10 hours
Play for 24 hours
Powerup a bubble shield 50 times
Powerup a bubble shield 100 times
Powerup a bubble shield 1,000 times
Powerup degauss 50 times
Powerup degauss 100 times
Powerup degauss 1,000 times
Powerup your weapon 50 times
Powerup your weapon 100 times
Powerup your weapon 1,000 times
Powerup invincibility 50 times
Powerup invincibility 100 times
Powerup invincibility 1,000 times
Powerup speed 50 times
Powerup speed 100 times
Powerup speed 1,000 times
Last 200 seconds in Survival Mode
Last 300 seconds in Survival Mode
Last 500 seconds in Survival Mode