Full list of all 10 No Time To Explain achievements worth 1,000 gamerscore. It takes around 6-8 hours to unlock all of the achievements on Xbox One.
Beaten the scrolling shooter segment without dying, as a dinosaur
Finished Shotgun universe in under 60 seconds
Beaten Rejected Green Clone universe in under a minute, wearing a monocle and a top-hat
Played through Straitjacket Darkness universe without dying, with a horse head
Collected all the hats
Played through Fat Cake universe and ate every fat cake, with a hamburger for a face
Danced through the first universe and didn't stop for nothing
Finished the whole damn game
Collected half the hats
Started playing