3D was a joke item from Java Edition 3D Shareware v1.34. Eating it shows a picture of the developer cast.
3D was dropped by a creeper summoned by the cheat code "NEEEERD".
Eating the 3D item when the hunger bar was not full shows a picture of the developer cast of Minecraft.
The developer cast of Minecraft.
The "Tasty!" 3D Item lore.