Your browser isn’t supported anymore. Update it to get the best YouTube experience and our latest features. Learn more Conveyor Belt to move enemies in a mob farm, or collect loose items and potentially store them automatically with a Robot Arm. Copper Ore is mined from The Undergrounds' walls https://bookmarklinx.com/story18214976/5-t%C3%A9cnicas-simples-para-core-keeper-gameplay