Here is the full list of all 48 Voice of Cards: The Isle Dragon Roars achievements.
Unlocked all achievements.
Completed your collection.
Collected all enemy cards.
Collected all character cards.
Viewed all endings.
Collected all equipment cards.
Obtained Bruno's strongest weapon.
Obtained more than 50,000G.
Defeated the Dragon's lingering hatred in the Vexing Cave.
Learned a new skill from a suspicious doctor.
Won the battle against the mysterious knight.
Successfully fled a battle.
Collected all key item cards.
Obtained Mysterious Card 7.
Collected all item cards.
Won a round on Add Skills at the game parlor.
Won a round on Include All at the game parlor.
Won a round on Add Events at the game parlor.
Witnessed the game master fall asleep.
Obtained the protagonist's strongest weapon.
Began a game using saved data carried over.
Completed Chapter 7.
Reached MAX LV with one character.
Obtained Melanie's strongest weapon.
Obtained Mysterious Card 10.
Obtained Mar's strongest weapon.
Saved up the maximum amount of gems.
Obtained Ridis's strongest weapon.
Won the battle against the island hermit.
Collected all skill cards.
Completed Chapter 6.
Obtained Mysterious Card 9.
Obtained Mysterious Card 8.
Completed Chapter 5.
Completed Chapter 4.
Obtained Mysterious Card 6.
Struck foes with elements they are weak to thrice in a single battle.
Completed Chapter 3.
Obtained Mysterious Card 5.
Completed Chapter 2.
Obtained Mysterious Card 3.
Obtained Mysterious Card 4.
Completed Chapter 1.
Obtained Mysterious Card 2.
Played at a game parlor for the first time.
Won a round on Simple at the game parlor.
Obtained Mysterious Card 1.
Defeated all enemies without taking any damage.