Minecraft wiki entry for Multiplayer_PvP_bases, associated text: Your enemy's base is underground, surrounded by 3 layers of obsidian. There is an elder guardian inside the base inflicting mining fatigue. The owners of the base have trapped chests leading to arrow dispensers. The secret room has a trapped chest, which is linked to dispensers on all sides, and will shoot splash potions of harming. One of the owners is in the base, while everyone else is exploring.