Full list of all 20 It Takes Two achievements worth 1,000 gamerscore. It takes around 12-15 hours to unlock all of the achievements on Xbox One.
You did it! CO-LLA-BO-RATION!
Put on a show and die trying.
Release that tension at the root level.
Breathe some wind into your ocarina, my skyward princess!
Isn't it pretty? That's going on the fridge.
Choo Choo!
Shoot for the stars, literally.
Self-inflicted paparazzi.
It takes two to… torture.
All minigames found!
The truth was out there all along!
Guess it was time to cash out.
Now look who's extinct!
Helltower? More like hello-from-up-here-tower!
Again? Keep track of your kids!
Don't feed the animals! Or do, they're adorable.
Scurvy! Ye look smashing, captain!
Took things a bit too far, didn't you?
You reached a higher state of mind. Or at least some peace and quiet.
They had no way out.