Check the store for MISSION BLOCK. Or maybe you need to do some research how to get this item. MISSION BLOCK belongs to misc blocks category. This thing grows like weed... NOT that weed you silly. Received experience is a mystery. Keep an eye out for the exp counter. Hitting MISSION BLOCK 5 times will brake it. By default you should get at least 1 seed back. Profiting with this might be questionable. Blockratio of MISSION BLOCK is a mystery. Maybe you can check the wiki for <a href="https://growtopia.fandom.com/wiki/Mission_Block">mission block</a>