Here is the full list of all 40 SATAZIUS achievements.
Cleared a stage on Insane Difficulty. You can go deeper!
Destroyed 500 enemies using any charge weapons.
Cleared Satazius on Normal difficulty or above.
Cleared Satazius using 1 credit on Normal difficulty or above.
Cleared Satazius using 1 credit on Easy Mode.
Cleared the game with a score of over 800,000 points on Normal difficulty or above without continuing.
Received the gentle treatment of a deadly massive laser on Stage 4.
Used 10 continues through different game sessions.
Cleared a stage on Hard Difficulty and experienced the true SATAZIUS.
Practiced a stage.
Watched a replay.
Blasted your way into the Heart of Satazius and successfully finished your suicidal mission.
Got crushed by certain walls on the final stage, effectively ruining your entire run.
Raced against death an instilled fear on a never-ending parade of pirates.
Smashed yourself against one of the closing gates on Stage 5.
Pierced through the enemy lines with all your might.
Got turned into a pile of molten metal by a certain massive stream of magma on Stage 3.
Destroyed 4,000 enemies.
Died at the hands of the Stage 1 boss's second form.
Survived a brutal assault against all odds.
Collected 10 stars in 1 stage.
Destroyed 2,000 enemies.
Reached MAX power on a charge weapon.
Destroyed 500 enemies using any main weapons.
Got your first score extend!
Traversed through a massive onslaught.
Mistakenly picked up a speed down item.
Reached MAX power on a sub-weapon.
Reached MAX power on a main weapon.
Destroyed 1,000 enemies.
Destroyed 500 enemies using any sub weapons.
Destroyed 500 enemies.
Watched the Agano burn and launched a full scale vengeance!
Used the first of many, many continues.
Got your first Game Over.
Reached MAX speed.
Died for the first time.
Destroyed 100 enemies.
Inadvertently collided against an asteroid on Stage 2.
Unlocked all the weapons on Normal difficulty or above.