Chain Command Block

What is a Chain Command Block?

A Chain Command Block is a specialized Command Block in Minecraft that executes its command only when triggered by another Command Block. It is used in multi-step Redstone automation and command sequences, ensuring that commands execute in a specific order. Unlike Impulse and Repeating Command Blocks, a Chain Command Block does not activate on its own—it relies on being connected to an active command sequence.

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Where Can Chain Command Blocks Be Found?

Chain Command Blocks do not generate naturally and must be obtained using commands. Players can get one by entering:

/give @p minecraft:chain_command_block

Because they cannot be crafted or acquired in Survival Mode, Chain Command Blocks are primarily used in Creative Mode, adventure maps, and multiplayer servers to execute complex command sequences without requiring separate Redstone inputs for each step.

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What Can Players Do with a Chain Command Block?

A Chain Command Block is used to link multiple commands together, ensuring they activate only after the previous Command Block has executed successfully. This is useful for story-driven adventure maps, server automation, and Redstone-powered mini-games.

To function properly, Chain Command Blocks must be:

• Connected to another Command Block (Impulse or Repeating) in a sequence.
• Set to “Always Active” or powered by Redstone to ensure execution.
• Placed in the correct directional order, as commands run in the direction the Chain Command Blocks are facing.

Some common uses include:

• Creating dialogue systems, where Chain Command Blocks execute multiple lines of text in order.
• Implementing multi-step Redstone triggers, such as teleporting a player, granting effects, and spawning mobs in sequence.
• Designing custom quest mechanics, where one command must complete before the next event occurs.
• Developing automated admin tools, where a single command chain manages player permissions, world settings, or custom game rules.

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The History of Chain Command Blocks in Minecraft

Chain Command Blocks were introduced in Minecraft Java Edition 1.9, along with Repeating Command Blocks, greatly enhancing command-based automation. This update made it possible for map makers to script complex interactions without relying on clunky Redstone contraptions or external triggers.

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Interesting Fact or Real-Life Connection

Chain Command Blocks function similarly to programming scripts and event-driven coding, where one action triggers the next step in a sequence. Just like real-world automation tools, Chain Command Blocks allow Minecraft players to create interactive and responsive systems, bringing custom coding-like mechanics into the game’s sandbox environment.

For more details on Chain Command Blocks and advanced Redstone automation, visit the Rusty Ingot knowledge base to explore the Command Block & Redstone Guide.