Here is the full list of all 179 DESYNC achievements.
Executed the Flicker Attack Sequence
Maximised Firerate Increase
Maximised Retention Increase
Progressed Strength Imbue Insertion
Executed the Aperture Attack Sequence
Executed the Slingshot Attack Sequence
Executed the Processor Attack Sequence
Maximised Damage Increase
Progressed Toxburst Sidearm Level
Executed the Sculptor Attack Sequence
Progressed Firerate Shard Tier
Desynced every enemy in a level
Progressed Velocity Imbue Insertion
Deny Zentore from healing over 33% of it's health
Progressed Coldcross Sidearm Level
Progressed Damage Shard Tier
Progressed Retention Shard Tier
Progressed Speed Shard Tier
Cleared Zenith Aberration
Gained a total score of 10,101,101
Combined all Zone Structs
Defeated Ypsiliform the Defenders
Defeated Ypsiliform swiftly
Used the Pulsar to Desync Ypsiliform
Initialize all Osmoflux Shard Slots
Initialize all Diffuserrail Shard Slots
Cleared Zenith
Discovered the Virus Core
Executed the Staked Attack Sequence
Executed the Delayer Attack Sequence
Cleared Troglobionic Aberration
Toxified 50 Enemies
Executed the Fragment Attack Sequence
Executed the Chemist Attack Sequence
Executed the Plague Attack Sequence
Cleared Troglobionic
Discovered the Pulsar Sidearm
Executed the Consumed Attack Sequence
Progressed Aegis Sidearm Level
Cleared Stridulitron Aberration
Discovered all Manoeuvre Styles
Executed the Osmosis Attack Sequence
Discovered the Osmoflux Weapon
Discovered the Reform Core
Cleared Stridulitron
Discovered the Stability Imbue
Discovered the Freeze Core
Discovered the Diffuserrail Weapon
Executed the Acidic Attack Sequence
Cleared Meridian Aberration
Froze 50 Enemies
Executed the Extent Attack Sequence
Executed the Penetrator Attack Sequence
Executed the Fusillade Attack Sequence
Executed the Cooldown Attack Sequence
Cleared Biomineral Aberration
Cleared Helix Aberration
Desynced 100 Enemies
Executed the Cored Attack Sequence
Killed 1000 Enemies
Overkilled 500 Enemies
Cleared Colossal Aberration
Cleared a level with perfect accuracy
Launched 100 Enemies
Executed 1000 Attack Sequences
Initialize all Polyhedrom Shard Slots
Initialize all Diameteor Shard Slots
Initialize all TerraBlaster Shard Slots
Initialize all Wavescythe Shard Slots
Defeated Xeoron Swiftly
Defeated Zentore without taking damage
Defeated Zentore Swiftly
Defeated Zentore the Defender
Cleared Meridian
Discovered the Fracture Core
Executed the Deliverance Attack Sequence
Executed the Stimulator Attack Sequence
Executed the Divider Attack Sequence
Discovered the Wavescythe Weapon
Executed the Dismantler Attack Sequence
Cleared Helix
Discovered the Dull Imbue
Discovered the Toxburst Sidearm
Executed the Lanced Attack Sequence
Discovered the Corruptor Core
Executed the Refusal Attack Sequence
Initialize all Tristol Shard Slots
Cleared Approach Aberration
Maintained Desync Time for over 15 seconds
Maxed out the Desync Stream
Maxed out every Stream at once
The true DESYNC starts here
Executed the Shocker Attack Sequence
Cleared Biomineral
Discovered the Nutation Core
Executed the Overcharged Attack Sequence
Executed the Drilled Attack Sequence
Discovered the Polyhedrom Weapon
Executed the Unseen Attack Sequence
Executed the Candescence Attack Sequence
Executed the Deliquesce Attack Sequence
Defeated Xeoron without taking damage
Defeated Xeoron the Defender
Cleared Colossal
Discovered the Velocity Imbue
Executed the Alternator Attack Sequence
Discovered the Distortion Core
Executed the Dismayer Attack Sequence
Executed the Decimator Attack Sequence
Executed the Axed Attack Sequence
Discovered the Coldcross Sidearm
Executed the Singleton Attack Sequence
Discovered the Diameteor Weapon
Cleared Necropolis Aberration
Maxed out the Attack Sequence Stream
Maxed out the Overkill Stream
Maxed out the Kill Stream
Executed the Coolant Attack Sequence
Executed the Ambidextrous Attack Sequence
Cleared Approach
Discovered the Strength Imbue
Executed the Switcher Attack Sequence
Discovered the Additive Core
Executed the Xaero Attack Sequence
Executed the Entrapment Attack Sequence
Blasted 100 Enemies
Executed the Riposte Attack Sequence
Executed the Oblitherator Attack Sequence
Cleared Necropolis
Discovered the Aegis Sidearm
Discovered the Restore Core
Executed the Mercy Attack Sequence
Executed the Aggressor Attack Sequence
Executed the Evader Attack Sequence
Executed the Pierced Attack Sequence
Executed the Augur Attack Sequence
Executed the Entripment Attack Sequence
Executed the Nether Attack Sequence
Executed the Multiplex Attack Sequence
Discovered the Terrablaster Weapon
Executed the Justicar Attack Sequence
Executed the Energizer Attack Sequence
Complete User Integration
Progressed Dull Imbue Insertion
Progressed Stability Imbue Insertion
Progressed Pulsar Sidearm Level
Executed the Basher Attack Sequence
Executed the Pull Apart Attack Sequence
Executed the Antisocial Attack Sequence
Executed the Aerial Attack Sequence
Executed the Abyssal Attack Sequence
Used the Aegis and Parried Xeoron
Defeated Ypsiliform without taking damage
Generated 50 Shards
Melted 50 Shards
Petrified 50 Enemies
Maximised Speed Increase
Cleared a level with S+
Executed the Bounced Attack Sequence
Discovered all Priority Styles
Discovered all Offence Styles
Executed the Joust Attack Sequence
Executed the Amplitude Attack Sequence