Here is the full list of all 42 Devil May Cry 4 Special Edition achievements.
Defeat Dante with an SSS ranking in Son of Sparda Mode or higher.
Clear all missions in Human Mode with an S ranking.
Clear all secret missions.
Clear all missions in Son of Sparda Mode with an S ranking.
Clear all Bloody Palace stages with Lady.
Clear all Bloody Palace stages with all characters.
Clear all Bloody Palace stages with Trish.
Defeat Dante in the Bloody Palace without taking any damage.
Clear all missions in Legendary Dark Knight Mode with an S Ranking.
Clear all missions in Hell and Hell Mode.
Clear all game modes.
Defeat Angelo Agnus with an SSS ranking in Son of Sparda Mode or higher.
Clear all Bloody Palace stages with Dante.
Clear all missions in Dante Must Die Mode with an S ranking.
Clear the Bloody Palace in Turbo Mode.
Defeat Angelo Credo with an SSS ranking in Son of Sparda Mode or higher.
Defeat Bael or Dagon with an SSS ranking in Son of Sparda Mode or higher.
Defeat 10,000 enemies.
Clear all missions in Devil Hunter Mode with an S ranking.
Clear all Bloody Palace Mode stages with an S ranking.
Clear all Bloody Palace stages with Nero.
Defeat The Savior with an SSS ranking in Son of Sparda Mode or higher.
Defeat Berial with an SSS ranking in Son of Sparda Mode or higher.
Acquire all of Nero's skills.
Clear all missions in Heaven or Hell Mode.
Clear the game with Lady and Trish.
Clear all missions in Human Mode.
Clear all missions in Legendary Dark Knight Mode.
Defeat Echidna with an SSS ranking in Son of Sparda Mode or higher.
Clear all Bloody Palace stages with Vergil.
Clear the Bloody Palace within 2 hours.
Clear all missions in Dante Must Die Mode.
Clear all missions in Son of Sparda Mode.
Defeat 10 enemies within 1 second.
Acquire all of Dante's skills.
Defeat 1,000 enemies.
Clear all missions in Devil Hunter Mode.
Clear the game with Vergil.
Complete a Stylish Rank SSS (Smokin' Sick Style!!!) combo.
Defeat 100 enemies.
Complete a Stylish Rank SS (Smokin' Style!!) combo.
Complete a Stylish Rank S (Smokin'!) combo.