Here is the full list of all 57 HAAK achievements.
The base game contains 53 achievements, and there are 2 DLC packs containing 4 achievements.
Fuse a HP slot
Destroy 100 bricks
Found a hidden item
Found a Mystic Disk
Obtain a Power Glove
Squeezed to death
Defeat Wang Ping in Sanhe Ruins
Complete [Escape from Ruins]
Complete [Road to the South]
Complete [Pass the Tunnel]
Thoroughly search North Station
Dropped into the pit of Sanhe Ruins
Dropped into the acid pool 10 times
Found 10 Mystic Disks
Enter World Map
Smashed 10 Big Chests
Defeat Wang Ping in Sanhe Ruins within 3 minutes
Stay in North Station for more than 2 hours
Spend less than 8 minutes to escape from Metro Tunnel
Bitten to death by dogs 3 times
Electrocuted 10 times
Complete [North Station]
Kill 18 Laser Drones
Pass through the heavily guarded pathway in the [Brewery] without shutting any of the 4 doors blocking the sight.
Fuse 5 HP slots
Fuse 1 EP slot.
Find 30 Mysterious Disks.
Find 50 Mysterious Disks.
Change the color of your cape once.
Use a Bathroom Portal once.
Defeated 3Kyo without getting damaged.
Solved the maze in Momoyama.
Destroy all 4 signal towers.
Become a puppet of GAEL.
Brings hope to Good-Hearted Fort.
Achieve 100% exploration.
Obtain 4000+ Tongbao in total.
No death until beating Fatty.
Editor-in-chief Ben Dover thought you're really good.
Someone can actually beat the game in 5 hours, wow!