Here is the full list of all 46 Lost Sea achievements.
Find the machete on the tutorial island.
Successfully complete the tutorial island.
Skip the tutorial island.
Die on the first island you visit after the tutorial.
Get revived 50 times by crew members.
Die 50 times.
Recruit 100 crew members.
Lead a full party of 4 crew members.
Lead a full party of 4 crew members, each with the revive ability and active halos.
Collect 10,000 gold.
Collect 50,000 XP.
Order a crew member with the carpenter ability to repair a bridge.
Order a crew member with the miner ability to excavate a dig spot.
Order a crew member with the locksmith ability to open a chest.
Reveal 1000 island regions on the map.
Use 100 items.
Find and interact with a healing tree.
Interact with a healing tree 50 times.
Kill 3000 enemies.
Kill 100 enemies using the spin attack.
Kill 100 enemies using the dash attack.
Kill 25 enemies using guns.
Kill 50 enemies using bombs.
Defeat the pirate.
Defeat the pirate 20 times.
Kill 10 enemies while under the affect of adrenaline.
Destroy 5000 barrels and crates.
Destroy 5000 bushes.
Unlock all player skills and ship upgrades in a single play through.
Unlock the maximum health upgrade.
Unlock the maximum stamina upgrade.
Successfully complete the jungle zone.
Successfully complete the desert zone.
Successfully complete the swamp zone.
Successfully complete the snow zone.
Successfully escape the Bermuda Triangle.
Complete the game in under 2 hours without warping.
Complete the game without recruiting any crew members.
Complete the game without unlocking any player skills or ship upgrades.
Complete the game without using any items.
Collect and deliver 100 tablets to the map table.
Get a combined total of 10 or more across 3 tablets.
Collect 3 tablets on a single island.
Trigger 100 traps.
Collect all 18 pieces of treasure.
Rescue 10 crew members using the life ring ship upgrade.