Here is the full list of all 22 Tales Across Time achievements.
Complete the 3rd Story.
Armour up for the final showdown.
Escape from the Masked Man.
Find every Upgrade Crystal in the 3rd Story.
Find every Power Cell in the 3rd story (note: this must be completed before visiting the Armoury).
Explore the Forest and discover the Fortress ruins.
Find a reference to the past in the 3rd Story.
Combine a 3x Power Up with a Flash Punch attack!
Complete the 2nd Story.
Head into the Desert after clearing out the Town.
Find every Upgrade Crystal in the 2nd Story.
Defeat the Goblin Rider.
Met with James at the ‘secret spot’.
Find a reference to the past in the 2nd Story.
Speak to everyone in town during the 2nd Story.
Complete the 1st Story.
Defeat the Ancient Wyrm.
Explore the Xanthus Ruins and solve its puzzle.
Find every Upgrade Crystal in the 1st Story.
Interrupt a Charging enemy with Dazing Blow!
Clear out the Crystal Caverns.
Find and examine the lone sapling.