Basket wires the engine and caboose spots to leave together, fights a token dispenser that won't fill, and lays out the top floor of the creative station.
Basket fixes the item sorter again, adds more chests to the storage room, and starts dressing up the Iron Island iron golem farm with white glass and sea lanterns.
Basket studies a sorter that works, rebuilds the Iron Island item sorter around bone blocks, drains the old chests back through the system and lights the bedrock floor.
The water they have needed since the early episodes turns out to be right inside Drizzling Cove. Then a secret ladder shaft, a farm, and an island house full of silverfish.
Basket moves part of the creative station over one block by hand, then builds the engine loader and the switch that sends carts to the engine or caboose spot.
Basket builds the fourth and last cell of the Iron Island mob farm out of prismarine, gets a top-up of blocks from johnfal_92, and wires a new collection point at the bottom.