Here is the full list of all 24 Title_Pending achievements.
Get Softlocked
Cause Bankruptcy
Purchase 200 Stanton Sodas
Complete the Game in the Fewest Restarts Possible
Print all of, wait, what?
Complete the Cycle
Finish the Playtest
Meet Them
Play Too Fast
Construct the Debug Glasses
Destroy 10 Security Cameras
Become Trapped in Speedrunner Hell
Wait, there's Fall Damage?
you're winner!!
Skip the Entirety of Level 2
BACK TO THE VERY BEGINNING
What a convenient time for a Hammer!
Escape Level 1 (for now)
Cover Yourself in Paint
Find a Vent Hideout
Please Behave Yourself
RRRRRRRRRRRRRRRRRRRRRRR
Do it Again
Have a hearty bowl of oatmeal