Here is the full list of all 42 Razed achievements.
Drift for longer than 3 seconds
Got S grade for world 5 Destroy the Block
Got all S grades
Do 100 strafes
Got S grade for Weird Science
Got S grade for Into The Woods
Got S grade for Falling into Ruins
Got S grade for A Skyline Redefined
Got S grade for Down the Mines
Found all upgrades
Unlocked Fusion mode
Completed Every Level
Got all A grades
Kill 100 plants
Got A grade for world 5 Destroy the Block
Got A grade for Weird Science
Got A grade for Falling into Ruins
Got A grade for A Skyline Redefined
Got A grade for Into The Woods
Grip walls for a total of 100 seconds
Unlocked Strafe Ability
Run a marathon
Grip walls for a total of 10 seconds
Got first S grade for a level
Got A grade for Down the Mines
Unlocked Grip Ability
Boost for a total of 100 seconds
Found 20 upgrades
Unlocked Boost Ability
Put out 100 fires
Do 100 stomps
Unlocked Shout Ability
Drift for longer than 1 second
10 smash deaths
Unlocked Drift Ability
Found 5 upgrades
Do 20 jumps
Found first upgrade
Get airtime of 2 seconds from a single jump
Unlocked Jump Ability
Got first A grade for a level
Completed First Level