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