Here is the full list of all 35 Mobius Final Fantasy achievements. It takes around 200 hours to unlock all of the achievements on Windows.
Clear Chapter Two: Hope and Prophecy and receive a summon ticket!
Clear Chapter One: Blank Slate and receive a summon ticket!
Clear The Runic Temple: Blank Slate and receive a summon ticket!
Conquer all areas in Chapter One: Blank Slate and receive a crystal!
Clear Exploration One: Silent Ruins and receive a summon ticket!
Conquer all areas in Exploration One: Silent Ruins and receive a spirit ticket!
Conquer all areas in Chapter Two: Hope and Prophecy and receive a crystal!
Clear Exploration Two: El Dorado, the Forgotten City and receive a summon ticket!
Conquer all areas in Exploration Two: El Dorado, the Forgotten City and receive a spirit ticket!
Clear the first part of Chapter Three: Chaos and the Crown and receive a summon ticket!
Conquer all areas in the first part of Chapter Three: Chaos and the Crown and receive a crystal!
Clear Exploration Three: Hunter's Island and receive a summon ticket!
Conquer all areas in Exploration Three: Hunter's Island and receive a spirit ticket!
Clear the second part of Chapter Three: Chaos and the Crown and receive a summon ticket!
Conquer all areas in the second part of Chapter Three: Chaos and the Crown and receive a crystal!
Clear the prologue of Chapter Four: A New Light and receive a summon ticket!
Conquer all areas in the prologue of Chapter Four: A New Light and receive a crystal!
Clear the first part of Chapter Four: A New Light and receive a summon ticket!
Conquer all areas in the first part of Chapter Four: A New Light and receive a crystal!
Clear the second part of Chapter Four: A New Light and receive a summon ticket!
Conquer all areas in the second part of Chapter Four: A New Light and receive a crystal!
Clear Exploration Four: Albion Plateau and receive a summon ticket!
Conquer all areas in Exploration Four: Albion Plateau and receive a spirit ticket!
Clear the first part of Chapter Five: The Primeval Warrior and receive a summon ticket!
Conquer all areas in the first part of Chapter Five: The Primeval Warrior and receive a crystal!
Clear the second part of Chapter Five: The Primeval Warrior and receive a summon ticket!
Conquer all areas in the second part of Chapter Five: The Primeval Warrior and receive a crystal!
Clear the first part of Chapter Six and receive a summon ticket!
Conquer all areas in the first part of Chapter Six and receive a crystal!
Clear the second part of Chapter Six and receive a summon ticket!
Conquer all areas in the second part of Chapter Six and receive a crystal!
Clear Chapter Seven and receive a summon ticket!
Conquer all areas in Chapter Seven and receive a crystal!
Clear the Final Chapter - Ultimate Mobius and receive a summon ticket!
Conquer all areas in the Final Chapter - Ultimate Mobius and receive a crystal!