I love puzzle games, so I might be biased
The concept is good, but it is really well executed
You were able to find very nice synergies and extend the idea in a great way
The audio is nice
The art is simple but nice, and makes you able to see easily what you can modify and not
The game is short, but it leaves room to more levels and makes me want to play more
Let's not talk about the bug where you can just climb walls