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  • Two models wearing matching light purple and purple plush onesie pajamas with Mewtwo hood details, shown against a plain light gray background.
  • Two models wearing matching light purple plush kigurumi onesies with darker purple circular patches and hooded Mewtwo faces, standing against a plain light gray background.
  • A man wearing a light purple full-zip hooded onesie with a darker purple oval patch on the front, standing against a plain light gray background.
  • A woman modeling a lavender and purple animal-print onesie with white sneakers, standing against a light gray background.
  • A man modeling a light purple full-zip hooded onesie with a darker purple circular patch on the front, posed against a solid light gray background.
  • A person wearing a plush Mewtwo onesie, shown from the back. The one-piece features a light lavender body with a darker purple patch on the back and small ears on the hood, set against a plain light gray background.
  • Close-up of a person wearing a fuzzy lavender one-piece garment with a large darker purple panel and a small orange tag reading 'Opposuits'.
  • A man wearing a plush lavender-purple hooded onesie with a Mewtwo face on the hood and a matching curved tail detail on the back, shown from behind against a plain light background.
  • A close-up of a man wearing a light purple plush hooded one-piece jumpsuit with a darker purple panel at the bottom and a small red, white, and black circular detail near the zipper.
(48 reviews)

Mewtwo Onesie
Adult Onesie

Color: Mewtwo
$54.99
$54.99
Sale Sold out
Size: XS

Features licensed Onesies:

  • Easy to wash and iron
  • Soft and comfortable to wear
  • Brushed fleece for extra softness
  • Officially Licensed
  • Fabric: 100% polyester
  • Washing instructions: Do not tumble dry, Machine Washable, Do not bleach
  • Includes: Onesie
  • Onesie: Hood, Side pockets, Brushed fleece inside

Mewtwo was engineered to be the most powerful Pokémon ever created, and this onesie lets you walk into any party with that same energy.

What this is

This Mewtwo onesie is an officially licensed Pokemon costume for adults, featuring a hooded Mewtwo face design with ear details in light and dark purple. It's a comfortable, brushed fleece Pokemon costume for fans who want an instantly recognizable look for Halloween or conventions.

Why this Mewtwo onesie works

  • Hooded Mewtwo face design with ear details: an instantly recognizable Pokemon costume without extra accessories.
  • Brushed fleece interior: keeps this onesie comfortable for a full night out or a lazy day at home.
  • Light and dark purple color detailing: matches Mewtwo's design accurately, not a generic purple onesie.
  • Side pockets: somewhere to keep your phone or keys during the party.

Good for

  • Halloween
  • Comic conventions
  • Costume parties
  • Loungewear

Specifications

Included 1x Mewtwo onesie
Material 100% polyester, brushed fleece interior
Design / License Officially licensed Pokémon product, Mewtwo character hood
Fit Unisex relaxed fit
Available sizes XS to 2XL
Care instructions Machine washable, do not tumble dry, do not bleach

Frequently asked questions

Can I machine wash this Pokemon costume?

Yes, it's machine washable. Do not tumble dry and do not bleach to keep the fleece interior and colors in good condition.

Is this Mewtwo onesie officially licensed?

Yes, it's an officially licensed Pokémon product.

Does this run small, and should I size up?

No sizing note is given beyond its unisex relaxed fit, available from XS to 2XL, so ordering your usual size works fine.

Are there other Pokemon onesies available?

Yes. Check out the Pikachu onesie, the Gengar onesie, or the Snorlax onesie, and browse the full Pokemon onesie collection for more characters.
Two models wearing matching light purple and purple plush onesie pajamas with Mewtwo hood details, shown against a plain light gray background.
Mewtwo Onesie
$54.99
$54.99

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Quality and Fit

Look sharp, feel comfy. Our slim-fit suits are made from high-quality polyester twill—built for style and movement. Go classic or go wild—your wardrobe, your rules.

Overall rating: 4.6666665 / 5 from 48 reviews.

AI Generated Review Summary

The Mewtwo Onesie is praised for its great costume, comfortable fit, top-notch quality, and fast delivery. Customers also appreciate the soft and comfortable fabric.

Summary topics

  • Costume Quality (16%): A significant number of customers brought up that the costume is great and they are very happy with it.
  • Product Fit (16%): Many customers raved about the fit of the product, mentioning that it was comfortable and perfect.
  • Product Quality (38%): A substantial number of customers stated that the quality of the product is great or top-notch.
  • Delivery Speed (16%): Many customers appreciated the fast and neat delivery of the product, which was mentioned multiple times in the reviews.
  • Fabric Comfort (16%): A significant number of customers appreciated the fabric, describing it as soft, comfortable, and of great quality.

Review topics: [size, fit, fabric, costumes, material, quality, delivery, onesie, order, service, suit].

Review highlights

  • "Perfect material, Perfect fit, very fast shipping, I can recomended 🤗" — Vít C.
  • "Nice fit, and a fantastic soft fabric" — Frans B.
  • "Otherwise, the fit is good, only the sleeves could be a bit longer and @Opposuit definitely makes the items dryer-safe!" — Christian

Reviews

Perfect material, Perfect fit, very

"Perfect material, Perfect fit, very fast shipping, I can recomended 🤗"

— Vít C. (4/5)

"It's good it didn't fit me so I went up a size but I gave it to one of my friends and she loved it"

— Jakin (5/5)

"its so cool"

— Savannah (5/5)

"Fits great and very comfortable!"

— Inferno (5/5)

Passt super und ist gut

"Passt super und ist gut verarbeitet. Schnelle Lieferung"

— Andrea P. (5/5)

Tolles Kostüm

"Hatte den Overall als Kostüm für meinen Mann gekauft. Super Stoff und bequem. Nummer größer bestellt, damit noch Thermo-Sachen darunter getragen werden können."

— Diana P. (5/5)

Schöner Überzeugung.

"Schöner Überzeugung."

— Thomas W. (5/5)

Great quality, just as depicted

"Looks and feels great, only minor complaints are that it’s very warm (unsurprisingly) and that it’s very awkward to use the restroom in."

— Brienne P. (4/5)

Top quality, fast delivery.

"Top quality, fast delivery."

— Pierpaolo V. (5/5)

More than I hoped for

"The suits I ordered look great and are super comfortable. They are as advertised and that is a huge deal for me, since hardly anything is these days."

— Jacquelynne G. (5/5)

Q&A