Craftee discovers insane drops in *Minecraft Mobs Now Drop Overpowered Loot*. Trump picks up the phone and calls Sen.

The Allay is a new Minecraft mob introduced in the Wild Update. When you give an Allay an item, it'll start collecting more copies of that item. You can breed Allays by giving them amethyst shards ...

You are going to need a lot of blocks for this build so you should better get to farming. As for the blocks themselves, you can pretty much use anything. Cobblestone and Wood are the most common ...