Here is the full list of all 15 Bamboo EP achievements.
Cheap shot
5 Kills in Bamboo Heart
10 Kills in Bamboo Heart
20 Kills in Bamboo Heart
30 Kills in Bamboo Heart
50 Kills in Bamboo Heart
100 Kills in Bamboo Heart
Defeat your sifu
Defeat the hidden demon boss
Become the red faced moon
Become the green faced moon
Catch a ball
Lmao
It's easier without obstacles
No Johns