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