Mine all block types with one tool. Takes up less inventory space and lasts 3 times longer than other tools.
Combine an axe, shovel and pickaxe to make the destroyer. The destroyer can mine any type of block while taking up less inventory space and lasts three times longer than a normal tool.
Place an unused axe, shovel and pickaxe side-by-side in the crafting grid to create the destroyer. You must use tools made of the same material. The destroyer has the same efficiency as the tools used to make it and triple the lifespan.
Open with winrar or other extractor.
Drag all files (.class and destroyer folder) from "Destroyer Addon 0.1" to minecraft.jar.