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