Last updated: July 31, 2026·🔄 Guide reviewed and refreshed ahead of Halloween 2026.· By Seckin Peker

Halloween Costume Idea For Families

Super Mario Halloween Costume Guide

He has saved the same princess more times than most people change their phone case. Somehow it still works.
HatNintendo
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Quick Answer: The Super Mario Halloween costume is built around the cap, mustache, and overalls, which is why most people just buy the one-piece costume instead of assembling it themselves.
  • Super Mario Costume, Kids or Adult (essential)
  • White Gloves
  • Brown Boots
  • Blue Eye Contacts

Mario spends most of his games running through the Mushroom Kingdom to rescue Princess Peach from Bowser, usually with a mushroom or fire flower helping him along the way. The red cap with the white M is the piece doing most of the identifying work, more than the mustache or the overalls. Mario first appeared as Jumpman in the 1981 arcade game Donkey Kong before getting his own name in Super Mario Bros. (1985) (Wikipedia), and Nintendo’s mascot status means this one gets recognized at basically any party, no context needed.

Items Total7 Items
DifficultyEasy
VibeClassic Video Game Hero
Cost$30-$120

Super Mario Halloween Costume Items

Super Mario Halloween costume infographic showing the red cap with white M emblem, blue overalls, white gloves, and mustache

Super Mario Costume Items

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Super Mario Nintendo Kids Costume Adult Costume
  • 1 Super Mario Kids Costume (essential)This is the whole look in one piece, since kids’ costumes usually build the cap, mustache, and overalls print together. Check the size chart before buying, kids’ costume sizing runs inconsistent between brands. Skip separate mustache or hat purchases if this one already includes them.
    See on Amazon
  • 2 White Gloves for KidsA small detail that makes the costume look finished instead of thrown together. Not needed if the costume’s sleeves already cover the hands.
    See on Amazon
  • 3 Unisex Kids SneakersAny plain sneakers work, brown or red both read fine at a distance. Check the closet first.
    See on Amazon
  • 4 Super Mario Adult Costume (essential)Same idea as the kids’ version, one piece that covers the overalls, shirt, and cap together. Look for one with a separate mustache piece included, since mustaches printed flat onto the shirt tend to look off in photos.
    See on Amazon
  • 5 White Gloves for AdultsSame purpose as the kids’ pair, a small detail that finishes the hands. Skip it if close-up photos aren’t a priority.
    See on Amazon
  • 6 Arara Blue EyesColored contact lenses for anyone going all in on accuracy. This is genuinely optional, most people won’t clock Mario’s eye color from across a party.
    See on Amazon
  • 7 Brown BootsAny plain brown boots or shoes work. Check your closet before buying.
    See on Amazon
Super Mario cosplay reference showing the red cap, blue denim overalls, white gloves, and mustache costume pieces

How to Style the Super Mario Halloween Costume

The cap is what gets noticed first, and a floppy or badly shaped one immediately reads as a generic red hat rather than Mario. The overalls need to actually be overalls, not a shirt with a printed strap design, since the bib and buttons are part of what makes the silhouette work. Under regular room lighting, a costume in a dark or muted blue instead of Nintendo’s bright saturated blue tends to look washed out in photos.

Mario jumps out of a warp pipe and announces himself with “It’s-a me, Mario!” before sprinting off toward the next obstacle without waiting for a response. He does this constantly, game after game, like it never once occurred to him that people might already know who he is.

The mustache glue situation

If your costume doesn’t include a built-in mustache, a stick-on one starts peeling by the second hour at any warm, crowded party. Cheap spirit gum from a costume shop holds up better than the double-sided tape that ships with drugstore mustaches.

Kids and adult costumes size differently

Kids’ costume sizing runs small and inconsistent across brands, so check the size chart against actual measurements rather than age. Adult costumes tend to run generously, so sizing down is usually the safer bet if you’re between sizes.

Super Mario Group Halloween Costume Ideas

Couple Idea

Super Mario & Princess Peach

Excellent couple idea and about the safest bet in this entire guide. Mario and Peach’s rescue dynamic is the plot of dozens of games, and pink dress next to red cap reads instantly to basically anyone who has touched a Nintendo console.

Super Mario Princess Peach

Duo Idea

Super Mario & Luigi

Excellent duo, and one of the easiest to pull off since the costumes are nearly identical except for color and height. If your Luigi is noticeably shorter than your Mario, that’s actually backwards from the games, where Luigi is the taller one, so pick your taller friend for that role.

Super Mario Luigi

Group Idea: Super Mario Characters

Super Mario, Luigi, Princess Peach, Bowser, Bowsette, Yoshi

Excellent group and one of the most recognizable lineups on this whole site. Bowser and Bowsette standing next to each other in the same photo raises a question about their relationship that the games have never actually answered, which is either funny or confusing depending on your group.

Super Mario Luigi Princess Peach Bowser Bowsette Yoshi

Group Idea: Iconic Video Game Mascots

Super Mario, Sonic the Hedgehog, Pac-Man, Link, Lanky Kong

Might work, but Lanky Kong is a deep cut compared to the other three. Sonic, Pac-Man, and Link will all get recognized instantly on their own, and Mario ties the group together as the most famous mascot in the lineup, but plan on explaining who Lanky Kong is to at least half the room.

Super Mario Sonic the Hedgehog Pac-Man Link Lanky Kong
Super Mario and friends Halloween costume group reference showing the classic red cap and blue overalls costume build

Super Mario Halloween Costume DIY Tips

Building the Look

This costume is cheap to build from scratch if you already own basic pieces, or fast to buy as a one-piece set if you’d rather skip assembly.

  • Overalls: thrift a pair of blue denim overalls and pair with a red long sleeve shirt underneath, cheaper than most costume sets.
  • Cap: buy a plain red baseball cap and either find an M patch or cut the emblem out of white felt and glue it on.
  • Mustache: buy a stick-on one, don’t try to draw it with eyeliner, it smudges within the hour.
  • Gloves: skip these if you don’t already own white gloves, they’re the lowest-impact item on the list.
  • Shoes: check your closet, brown works fine.
  • Contacts: skip it. This is the one item on the list that’s genuinely optional for recognition.

Playing Mario at the Party

Mario doesn’t have a huge range of catchphrases, which actually makes this easier.

  • Walking into a room: “It’s-a me, Mario!” said loudly, no other context needed.
  • Starting anything, a game, a dance, a drink: “Let’s-a go!” works as a general hype line.
  • Dropping something or spilling a drink: “Mama mia!” is the correct reaction, said with real disappointment.
  • Skip trying to hold a full Italian accent all night, it’s exhausting and nobody’s grading you on it.

Super Mario Halloween Costume: FAQ

The one-piece costume covers the cap, overalls, and shirt in one purchase, and comes in kids or adult sizing. Add white gloves and a mustache if they’re not already included, and any brown shoes finish the look.

Yes, and it’s not close. Mario is still Nintendo’s official mascot across new games every year, and the character has been recognizable since 1985 without a redesign that changed the silhouette. Almost nobody at any party, kid or adult, will fail to recognize this one.

“It’s-a me, Mario!” is the one everyone knows, voiced by Charles Martinet starting in Super Mario 64. “Let’s-a go!” is what he says at the start of basically everything. “Mama mia!” is the one for when things go wrong.

Shigeru Miyamoto created Mario for Nintendo, first as Jumpman in the 1981 arcade game Donkey Kong.

Go by size, not by who’s technically an adult. The kids’ version runs small and stops fitting most teenagers, so check the size chart on both before choosing.

No. Nobody is checking eye color at a Halloween party, and the cap, mustache, and overalls do all the actual recognition work.

Yes. A drawn-on mustache smudges with sweat or touching your face, while a stick-on one holds its shape for the whole night if you use real adhesive instead of the tape it ships with.

What was Mario originally called before he got his own name?

Who is taller in the games, Mario or Luigi?

Who voices Mario starting with Super Mario 64?