Something stirs in the waters surrounding Port Wadegrave, a strange presence which has sown fear and discord throughout the coastal town, and sailors fear to cast out upon the waves! Can anyone get to the bottom of these mystery monster sightings and make the port safe once more? Ancient Cargo is a sea-faring adventure for Dungeons & Dragons 5th edition in which the Player Characters (PC’s) must defend a ship against a host of oceanic threats if they hope to complete their journey to Port Wadegrave. This adventure is designed for characters of 2nd to 4th level and is optimised for four characters with an average party level of 3. The adventure is setting agnostic and can easily fit into any published or homebrew world.