Redstone is a rare resource found in small deposits around the Overworld and collected in village chests. It's required to build the redstone launcher and the battle drums. Don't worry, the allays will do all the redstone engineering for you.
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— Redstone journal entry
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Gather redstone from the chosen area. Redstone unlocks advanced structures and can be used to spawn zombies. Redstone deposits can be found in the swamp and jungle.
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— Gather redstone resourcing melody
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Enables allays to collect redstone. Each additional improvement allows you to carry: +150 redstone. Redstone unlock advanced structures and can be used to spawn zombies. The first upgrade grants +25 redstone and enables village chests located in swamp or allay chests in any biome to contain redstone