One such mysterious, unused mob is the illusioner, an illager that never appears in Survival mode without cheats or commands. Despite being added in the 1.12 update of Minecraft, it remains ...

The illusioner mob adds unique challenges with invisibility and duplication spells, making combat more interesting in Minecraft. Despite technical challenges, Mojang has continued updating the ...

As mentioned earlier, illusioners can only be summoned using commands in Minecraft. There is no spawn egg for illusioners. Because of this, many players don't even know about the illusioner.