Here is the full list of all 40 SATAZIUS achievements.
Cleared a stage on Hard Difficulty and experienced the true SATAZIUS.
Smashed yourself against one of the closing gates on Stage 5.
Destroyed 500 enemies using any charge weapons.
Watched a replay.
Received the gentle treatment of a deadly massive laser on Stage 4.
Practiced a stage.
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.
Pierced through the enemy lines with all your might.
Collected 10 stars in 1 stage.
Reached MAX power on a charge weapon.
Got your first score extend!
Reached MAX power on a main weapon.
Survived a brutal assault against all odds.
Destroyed 4,000 enemies.
Got turned into a pile of molten metal by a certain massive stream of magma on Stage 3.
Used 10 continues through different game sessions.
Reached MAX power on a sub-weapon.
Destroyed 2,000 enemies.
Destroyed 500 enemies using any main weapons.
Traversed through a massive onslaught.
Mistakenly picked up a speed down item.
Destroyed 1,000 enemies.
Destroyed 500 enemies using any sub weapons.
Watched the Agano burn and launched a full scale vengeance!
Destroyed 500 enemies.
Died at the hands of the Stage 1 boss's second form.
Used the first of many, many continues.
Got your first Game Over.
Died for the first time.
Reached MAX speed.
Destroyed 100 enemies.
Inadvertently collided against an asteroid on Stage 2.
Cleared Satazius on Normal difficulty or above.
Cleared Satazius using 1 credit on Normal difficulty or above.
Cleared a stage on Insane Difficulty. You can go deeper!
Cleared Satazius using 1 credit on Easy Mode.
Unlocked all the weapons on Normal difficulty or above.
Cleared the game with a score of over 800,000 points on Normal difficulty or above without continuing.