Here is the full list of all 29 DeadCore achievements.
Obtain 100% precision on a map.
Find every Spark.
Find all the developers' Logs.
Chain a Double-jump + a Dash + a Blast on a switch.
Beat the developers' time on a Spark in Speedrun mode.
Complete a level without deactivating any enemy.
Studying your environment can save your life… if you're lucky!
Complete Story mode.
Perform 2500 Dashes!
Complete a Spark in Speedrun mode.
Complete a level without dying or performing a quick respawn.
Complete a level without being hit by an enemy.
Perform a fall of 500 meters.
Deactivate a Helix from a distance of 200 meters.
Get stung 100 times by a Mosquito.
Deactivate 47 Troopers without being spotted.
Get disintegrated by a laser 500 times.
Create your own playlist in Speedrun mode.
Deactivate all Mosquitoes in a squadron except the Leader.
Perform a Double-jump and 5 Dashes without hitting the ground.
Get knocked back 5 times consecutively by a Trooper without respawning.
Activate and use 3 Jumpers in a row without touching the ground.
Find all the Power-Ups
Find all the tracks
Find all the logs
Unlock the game's true ending.
Complete all maps in Speedrun mode.
Complete a full Cycle within an hour.
Beat the developers' time on every Speedrun mode map.