The following is a list of articles pertaining to Super Smash Bros. for Nintendo 3DS that have been flagged with maintenance templates. They are grouped into sub-categories according to the nature of their defects. This category is hidden from view in the mainspace.

• Category:Super Smash Bros. for Nintendo 3DS Articles Lacking Images contains articles that do not have an image in their infobox.
• Category:Super Smash Bros. for Nintendo 3DS Articles Lacking Sources contains articles that have one or more statements or claims that do not have a citation to support it.
• Category:Super Smash Bros. for Nintendo 3DS Articles Needing Improvement contains articles that have multiple non-specific flaws and are poorly written overall.
• Category:Super Smash Bros. for Nintendo 3DS Articles Needing Reorganization contains articles that are disorganized and use outdated formatting.
• Category:Super Smash Bros. for Nintendo 3DS Articles with Invalid or Missing Terms contains articles that call the {{Term}} template for a term that is not stored.
• Category:Incomplete Super Smash Bros. for Nintendo 3DS Articles contains articles that are incomplete or stubs and need to be expanded upon.