Road Blocks are enemies in Mother 3. One of the few enemies in the game lacking locomotive abilities, they are situated in such ways that they cannot be passed, and can easily call for help from other adjacent Road Blocks. As their name suggests, they appear simply as typical yellow and black striped roadblocks.

Its battle sound is Battle Sound 28 which falls under Code Numbers 520 for regular attack, 521 for Smaaaash! and 522 for Miss.