The chest reads a calm little "I'm Fine" while a dramatic blood splatter wraps around the side. No makeup, no fake knife, no effort at all. With over 8,000 ratings, a lot of people are clearly also "fine".

Throw it on with jeans and you are officially in costume. It works at parties, haunted houses and any office where Halloween spirit is mandatory. Bonus: it is also an accurate mood for most Mondays.

The front shows a big "404 Error" with "Costume Not Found" underneath, just like a broken web page. Every tech person at the party gets it instantly. Everyone else asks what it means, which is half the fun.

It is the perfect costume for developers, IT support and anyone who forgot Halloween was today. Crazy Dog prints it on soft ring-spun cotton. Zero props, zero loading time.

The front shows lapels, buttons, a crisp shirt and a neat bow tie, all in one print. It has more than 2,300 ratings and a 4.7-star average. It is the fanciest thing you can wear that still counts as a T-shirt.

Go as a secret agent, a waiter or a very relaxed groom. It also works at weddings, proms and concerts where you want to look invited. Shaken, not stirred, and definitely not ironed.

Two triangle eyes, a triangle nose and a jagged grin cover the whole chest. The orange is proper pumpkin orange, screen printed in Michigan. From a distance you are basically a walking porch decoration.

It is the costume for people who want to join in without really committing. Great for trick-or-treat duty, school events and pumpkin patches. Nobody has to know you decided four minutes ago.

The print shows a white royal jacket, gold epaulettes, a red sash and a jeweled belt, all photo-real. The fabric is soft and stretchy. From a few feet away it looks like you rented a proper costume.

Perfect for princess parties, school plays or a couples costume with a Cinderella. Dads at father-daughter dances earn serious points with it. You still have to supply the charm yourself.

The all-over print shows a tanned, very hairy torso in eye-watering detail. It is lightweight and stretchy, so it moves like a real chest would. Over 500 buyers have happily joined the fur club.

Go as a 70s lounge singer, a werewolf mid-transformation or just "a guy". Add a gold chain and aviators and the costume writes itself. Double-takes guaranteed at every party.

The sublimated print covers the whole shirt with a hyper-real muscular chest, abs and arms. The listing also offers hairy chest and skeleton versions. It is 95% polyester with a bit of stretch, so it fits like a second skin.

Go as a bodybuilder, a superhero out of uniform or an overconfident lifeguard. Nobody needs to know you skipped leg day, arm day and every day. Maximum gains, minimum effort.

Little figures run from zombies while one unlucky friend goes face first. The message "If zombies chase us, I'm tripping you" is clear and slightly rude. Nearly 800 ratings prove plenty of people share the plan.

Wear it to horror movie marathons, haunted houses and zombie walks. Your friends will laugh, then quietly start walking a few steps ahead of you. Friendship is great, survival is better.

A classic bedsheet ghost floats above a pun most adults feel deeply. The print is simple, bold and white on black. It is the ideal costume for anyone officially retired from costumes.

Wear it to hand out candy with the minimum possible enthusiasm. It also makes a great gift for dads, grandparents and anyone who says "I'm not dressing up". Spooky, sarcastic and done.

A full rib cage, spine and pelvis run across the chest, with arm bones down the sleeves. Charge it under a lamp and the print glows in the dark. It is heavy 100% cotton, so it is not see-through.

Indoors you are a stylish skeleton, outdoors you are a glowing one. That little bit of visibility is actually useful on trick-or-treat night. Dance floors make it look spectacular.

The round black emblem shows a witch in a pointed hat with Basic Witch written around it. The fabric is a soft cotton blend with a little stretch. With 5,800 ratings, it is practically the official fall uniform.

It is made for latte runs, pumpkin patches and girls' nights in October. Add a witch hat and it becomes an instant costume. Just order the drink before casting any spells.

The print mashes up a famous slasher movie sound effect with a very determined cat. The lettering wraps around the kitty for maximum menace. It is a men's regular fit in soft ring-spun cotton.

Horror fans and cat people will both get it at once. Wear it for Friday the 13th, movie marathons and Halloween night. Your own cat may take it as a threat.

Two skeletons stand side by side, one using a long rake to help the other out. Underneath it says "I've got your back". It is a bone pun and a friendship message at the same time.

Buy two and wear them with your best friend or partner. It is also a quiet way to promise you will help someone move house. Just not on Halloween night.

A cool little ghost wearing sunglasses sits under playful lettering. The pun is mild enough for work and funny enough for parties. The cotton blend is soft and slightly relaxed.

It is perfect for people who love Halloween but hate being fussy about it. Knot it at the waist, add jeans and you are done. It also fits every mood from October to tax season.

Three witch sisters stand silhouetted against a swirl of rainbow northern lights, bats and stars. Below them, sparkly lettering spells out the most famous threat in witch history. Over 500 buyers gave it a 4.6-star average.

Hand out candy in it and every parent at the door will laugh before their kids do. It is a soft, loose cotton-blend fit that pairs with jeans or leggings. Bring two friends and you have a witch trio costume.