You must have DUNGEON DOOR and SUPER CRATE BOX to make BARREL. Category: furniture. BARREL is good to plant before you head to some parkours. You get experiance points for breaking BARREL. Hitting it will break it but you need to count the hits yourself. Seed mathematics is very complicated, but you should get at least 1 seed back from splicing BARREL. Will you strike it rich? You just have to count the gems yourself. Massproducing BARREL can be tricky. You will find out after you have harvested a few.