How to get The Slicer Unique Crossbow Minecraft Dungeons. Unique The Slicer has a random chance to drop from Blacksmith and Missions that have Crossbow Gear Drop. To get The Slicer you can farm 2 Missions: Cacti Canyon, Obsidian Pinnacle. You can see Minecraft Dungeons The Slicer location following this video guide. Minecraft Dungeons is an action dungeon crawler game based on the style of Minecraft.