Here is the full list of all 32 Songbringer achievements worth 1,000 gamerscore.
Play the game at 11:11 AM or PM.
Buy an item from a store.
Wield the Nanosword.
Enter a dungeon.
Finish the first dungeon.
Finish the second dungeon.
Finish the third dungeon.
Finish the fourth dungeon.
Finish the fifth dungeon.
Finish the sixth dungeon.
Finish the seventh dungeon.
Finish the eighth dungeon.
Finish the ninth dungeon.
Use a cactus to find a secret.
Walk a secret path.
Open a secret wall.
Speak friend and enter.
Interact with every NPC.
Combine two items at the Droidsmith.
Kill four or more enemies at once.
Kill every kind of enemy at least once.
Clear an easy dungeon of all enemies.
Clear a difficult dungeon of all enemies.
Have less than 1 courage after vanquishing a boss.
Complete the game in Permadeath mode.
Complete the game in under 2.5 hours.
Complete the game with any percentage of items.
Complete the game with 100% items.
Complete the game with 100% of the map uncovered.
Complete the game without buying any items.
Complete the game without the Nanosword in Permadeath mode.
Unlock all achievements.