Plant it to grow Achievement Block. Only usable in a world-locked world. Use your wrench to etch any achievement you've earned into it! Only the owner of the World Lock can etch it.
Achievement Block Seed price in Growtopia: live price chart and the latest buy and sell offers. In-game description: Plant it to grow Achievement Block. Only usable in a world-locked world. Use your wrench to etch any achievement you've earned into it! Only the owner of the World Lock can etch it.
Recently sold at: HGLU