As captain, travel from Spinal Island, to Copse Island, to Ridgeline Island, to White Spire Island, to Spinal Island in a sailing ship of 10k mass or greater without redeploying or using mag drives. A sailing ship has only buoyancy and sails as its only propulsion.
1%
Demon Slayer
Defeat the legendary ghost ship.
1%
Researcher
Complete all research on easy difficulty or harder.
0%
Loremaster
Complete all research on medium difficulty or harder.