Currently, the only version of Minecraft that supports any of these is the Java Edition. Bedrock players can't get custom heads yet, unfortunately. Here's how to get them on Java Edition.

There are three different types of command blocks: impulse, chain, and a repeating command block. Here's how to get an impulse command block and what it does in Minecraft.

How to Get a Command Block in Minecraft Despite the fact that you can obtain any blocks in the creative mode, you can’t find the command block in the creative inventory.