These are all the working duplication glitches in Minecraft 1.21.4 (Java Edition). Each method is fully tested and survival-friendly, letting you duplicate items, blocks, rails, carpets, and more ...

Unlock the latest working duplication glitches in Minecraft 1.21.4 for Java Edition. These methods are fully tested in survival and can help you duplicate items, blocks, rails, carpets, and more – all ...