Here is the full list of all 24 Ruiga Pirates: Cursed Seas achievements.
Congrats! You are cursed now.
Reach Level 10
Complete 1 Island Quest
Open 1 Chest
Survive 1 minute with any captain
Survive 15 minutes with Phill Turner.
Reach Level 25
Survive 15 minutes with Anna Maria.
Complete 10 Island Quest
Survive 15 minutes with Lord Peccet.
Collect 20 Crates
Open 25 Chest
Reach Level 50
Complete 50 Island Quest
Open Five Star Chest
Open 100 Chest
Hold 6 different active weapons at once.
Hold 6 different Passive weapons at once.
Find out 1 evolve.
Collect 100 Crates.
Collect 500 Crates.
Sink first time.
Sink 25 time.
Sink 100 time.