Kris Costume
Bring the silent protagonist of Deltarune to life in either world.
Kris is the quiet, mysterious protagonist of Toby Fox's hit game Deltarune. Fans love dressing up as Kris because of their striking dual designs: the casual, green-and-yellow striped Light World look and the heroic, blue-and-silver Dark World knight outfit. This guide focuses on their iconic Dark World knight appearance, which is a favorite for conventions and Halloween.
- Difficulty
- Medium
- Time
- ~90 min
- Budget
- $45–120
Try it on
See yourself as Kris
One clear photo of yourself; we render you in this costume — face untouched, full body, about 20 seconds.
One render, $1. No account needed — if it fails you're not charged. Pricing.
Your photo is sent to Google's Gemini API to make the render and isn't used for training. Renders are AI-generated and labelled.
Want a different costume on this photo, or a whole group in costume? Open the Try-On Studio.
What you need for a Kris costume
Short on time? Buy it ready-made
Spirit Halloween sells the complete Kris costume — one box instead of 7 pieces.
Blue skin paint or bodysuit
A light blue or cyan face paint or a full-body spandex suit to match Kris's Dark World skin tone.
DIY: Use light blue face paint on exposed skin and wear a matching blue long-sleeve shirt.
Dark blue wig
A messy, chin-length dark blue wig with bangs that partially cover the eyes.
DIY: Style a cheap black or dark blue wig with hairspray to get the signature messy, eye-covering bangs.
Silver chest armor
A silver or metallic grey breastplate, typically made of foam or plastic.
DIY: Cut a breastplate shape out of EVA foam, paint it silver, and attach it with elastic straps.
Pink and purple cape
A short, dual-toned cape that is bright pink on the inside and dark purple on the outside.
DIY: Sew or safety-pin a piece of pink fabric to a piece of purple fabric, then tie it around your neck.
Dark blue pants
Comfortable dark blue or black leggings or fitted trousers.
DIY: Use any plain dark blue or black sweatpants or leggings you already own.
Silver gauntlets and boots
Silver arm guards and matching silver boot covers to complete the knight aesthetic.
DIY: Wrap silver duct tape or metallic fabric over existing boots and cardboard arm tubes.
Prop sword
A simple silver and blue toy sword representing Kris's weapon.
DIY: Cut a sword shape out of sturdy cardboard and paint it with silver and blue acrylic paint.
Rather not assemble it? See ready-made Kris costumes at Spirit Halloween ↗
How to put it together
- 1
Put on the dark blue pants and the blue bodysuit or long-sleeve shirt.
- 2
Apply the light blue makeup to your face, neck, and hands if you are not using a full bodysuit.
- 3
Put on the dark blue wig, shaking it out so the bangs fall over your eyes.
- 4
Strap on the silver chest armor over your torso.
- 5
Attach the pink and purple cape around your neck, letting it drape over your shoulders.
- 6
Slide on the silver gauntlets and pull the silver boot covers over your shoes.
- 7
Equip your prop sword to complete the Dark World knight look.
Makeup & hair
Apply light blue face paint evenly across your face and neck. Style the dark blue wig so that messy, jagged bangs cover the top half of your face, leaving only your nose and mouth visible.
Kris for couples, groups, kids & more
- couples
- Pair up with Susie in her purple jacket and axe, or Ralsei in his green robe and wizard hat.
- group
- Form the ultimate Fun Gang with Kris, Susie, Ralsei, and Noelle.
- kids
- A Light World version is easiest for kids: a green sweatshirt with a yellow stripe, brown wig, and black pants.
- Plus size
- Use a loose-fitting silver tunic or flexible EVA foam armor plates for a comfortable, custom fit.
Tips
- Make sure your wig's bangs are thin enough to see through safely while walking around.
- If using face paint, set it with a translucent setting powder so it doesn't smudge onto your silver armor.
- Carry a small red heart prop to represent Kris's soul for photos.
Kris costume FAQ
- What does Kris wear in the Light World?
- In the Light World, Kris wears a simple green long-sleeve shirt with a single yellow stripe across the middle, brown pants, and has messy brown hair.
- How do I make Kris's sword?
- You can easily make their sword by cutting the silhouette out of cardboard, layering it for thickness, and painting it with metallic silver and blue paint.
- Is Kris's skin actually blue?
- Yes, when Kris enters the Dark World, their skin turns a distinct light blue color, and their hair turns dark blue.
Did you know? Kris's Light World outfit is a direct nod to Chara from Undertale, sharing the same green and yellow color scheme.