In Minecraft's single-player and multiplayer modes, you have the ability to type in a chat box.

/summon minecraft:illusioner Once you have typed in the command, you simply need to hit Enter, and then the Illusioner will spawn nearby.

Best Minecraft Mods Discover the best Minecraft mods here! If you're playing Bedrock Edition using a keyboard, you enter Minecraft commands and cheats much in the same way as Java Edition.