A heart of the sea in the popular game Minecraft is a rare item that can be found from a buried treasure in shipwrecks and ocean ruins. A heart of the sea is used to create a conduit - is a block that provides players Conduit Power and attacks hostile mobs underwater. A conduit can be obtained with any tool or by hand, but a pickaxe is the fastest way. The Minecraft cursor and game pointer with Heart of the Sea and Conduit!