No missable achievements (plus 13 unknown)
Sign in with Steam or Xbox to track your progress, and:
Be killed by an enemy for the first time.
Let the Gauge go empty.
Slay your first enemy.
Reach the rainbow.
Slay 100 enemies.
Shoot laser for 5 seconds.
Unlock all alpacas.
Slay 500 enemies.
Reach the imprisoned Goddess in any difficulty.
Shoot laser for 6 seconds.
Get the last Upgrade.
Fail to break the crystal in Easy Mode.
Release the goddess from the crystal in Hard Mode.