Here is the full list of all 13 Alpacapaca Dash achievements.
Unlock all alpacas.
Fail to break the crystal.
Shoot laser for 6 seconds.
Shoot laser for 5 seconds.
Slay 500 enemies.
Get the upgrade World Conqueror.
Break the crystal and release the Goddess.
Reach the imprisoned Goddess.
Slay 100 enemies.
Reach the rainbow.
Be killed by and enemy for the first time.
Slay your first enemy.
Let the Gauge go empty.