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