Here is the full list of all 53 Mystic Saga achievements.
Interactions with Sage
Energizers used
Crystals spent
Explored: Library
Failed explorations
Locations explored in night mode
Interactions with Wolf
Tools used
Chests opened
Locations explored in silhouettes mode
Energy spent
Interactions with Merchant
Rewards received
Interactions with Stableman
Items bought
Level reached
Energy increased to
Explored: Market
Quests completed
Explored: Smithy
Locations explored
Locations unlocked
Explored: Cabin
Coins spent
Amulets used
Collections completed
Interactions with Monk
Interactions with Tiger
Interactions with ghost
Interactions with Spider
Interactions with Ice Dragon
Interactions with Woodsman
Interactions with Crane
Interactions with Sailor
Interactions with Sea Monster
Interactions with Bandit
Interactions with Dragon
Explored: Temple
Explored: Huntress's Lodge
Explored: Swamp
Explored: Cavern
Explored: Snow Fortress
Explored: Underwater City
Explored: Floating Islands
Explored: Mysterious Forest
Explored: Desert
Explored: Harbor
Explored: Palace
Tea Ceremony Collection complete
Elemental Keys Collection complete
Emperor's Dragons Collection complete
Imperial Regalia Collection complete
Fish Market Collection complete