Unlimited Bonemeal when joining someone's game.

When your bed is destroyed, it does not say 'Your bed was missing or obstructed' when you respawn.

Grass block not available in Creative mode inventory.

TNT and Stone Bricks aren't available in the creative mode inventory

Trap doors are not craftable in survival.

When destroying the top half of a bed in creative mode, it give a bed back as a resource.

Creepers and TNT do not make the boom.