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