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