Here is the full list of all 50 Saint Seiya: Soldiers' Soul achievements.
Acquired all Trophies!
Collected 100% of Assist Phrases!
Completed the collection!
Collected 100% of Big Bang Attack movies in the collection!
Collected 50% of Assist Phrases!
All God Cloth Gold Saints have all been unlocked!
Unlocked all of the Gold Saints!
Unlocked all of the Marinas!
Unlocked all of the Silver Saints!
Completed the Big Bang Survival Class!
Unlocked all of the Bronze Saints!
Completed the Galaxy War God Cup!
Completed the Galaxy War Legend Cup!
Completed the Galaxy War Gold Cup!
Collected 80% of titles!
All God Cloth Bronze Saints have all been unlocked!
Completed the Galaxy War Silver Cup!
Completed the God Survival Class!
Completed the Legend Survival Class!
Completed the Galaxy War Bronze Cup!
Maxed out Assist Phrase slots!
Completed the Gold Survival Class!
Lost a battle without landing a single attack!
Used Rhadamanthys to defeat Orphee, Sorento and Mime 3 times each!
Used Siegfried to defeat all of the Marinas!
Performed 50 Cosmic K.O.s!
Used Deathmask (Surplice) to defeat Mu after being hit by his Crystal Wall!
Used Ichi to clear Survival! (Any class)
Used Alberich to defeat all of the God Warriors!
Used Poseidon (Tuxedo) to defeat Athena 3 times!
Used Mu to defeat Deathmask (Dark Cloth) and Aphrodite (Dark Cloth) 3times each!
Unlocked Poseidon, Thanatos, Hypnos, Athena and Hades!
Used Kaasa to defeat Seiya, Shun, Hyoga and Ikki!
Used Jabu to clear Survival! (Any class)
Completed the Silver Survival Class!
Completed the Bronze Survival Class!
Cleared the Hades arc in Legend of Cosmo!
Cleared all chapters in Legend of Cosmo to 100%!
Obtained 100% of possible "S" clear ranks in Legend of Cosmo!
Unlocked all of the Specters!
Cleared the Poseidon arc in Legend of Cosmo!
Cleared 50% of the challenges in Legend of Cosmo!
Cleared the Asgard arc in Legend of Cosmo!
Unlocked all of the God Warriors!
Acquired a total of 100,000 CP!
Hit with a total of 30 Big Bang Attacks!
Cleared the Sanctuary arc in Legend of Cosmo!
Obtained first "S" clear rank! (Any mode)
Cleared your first challenge!
Experienced the Tutorial!