Here is the full list of all 29 Edna & Harvey: Harvey's New Eyes achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Multiple endings? I need to see 'em all.
I hate mini games!
If in doubt - give him a clout!
I hear someone singing ...
Did someone here order a pizza?
They don't really have quicktime events in this game, right?
Row, kid! Row for your life!
Even the sun follows my command!
I need more coffee! More!
That doesn't apply to me.
Floating in the summer sky.
Shibuya power!
How's that supposed to help?
Finish chapter three.
Defeat all Harveys.
Defeat the Mother Superior.
Droggeljug!
Sleep!
Finish chapter two.
Hoo hoo. Whit woo. Terwit terwoo.
Find the right path.
Justice prevails.
I think I've been here before ...
Finish chapter one.
Aaaargh!
X marks the spot.
Help the old man.
Lilli's arms were too short.
I don't need no tutorial!