Conduit
minecraft:conduitA conduit is an underwater block crafted from 8 nautilus shells and a heart of the sea. When placed at the center of a frame built from at least 16 prismarine, dark prismarine, prismarine bricks, or sea lantern blocks submerged in a 3x3x3 or larger water volume, it activates and projects Conduit Power onto nearby players.
FAQ
How do you craft a conduit?
Combine 8 nautilus shells around the edges of a crafting grid with 1 heart of the sea in the center slot.
How do you activate a conduit?
Place the conduit in the middle of a water source at least 3x3x3, then surround it with a frame of prismarine, dark prismarine, prismarine bricks, or sea lanterns — a minimum of 16 frame blocks triggers activation, up to 42 for the full 96-block effect range.
What does Conduit Power do?
It gives nearby players water breathing, night vision, and haste while they are in water or rain, and a fully powered conduit also deals periodic magic damage to wet hostile mobs within range.
Where do nautilus shells come from?
Nautilus shells mainly drop from drowned, and can also be found in ocean ruin chests or traded from wandering traders.