Igris Cosplay
Sung Jinwoo's elite shadow knight: jet-black full plate armor with a purple glow edge, the iconic red hair-like plume from the helmet, a tattered black cape, and a longsword. This is a full-armor advanced build combining EVA foam or 3D printing with LED lighting effects and a fully enclosed helmet with visibility modifications. The helmet visibility solution is the make-or-break detail. Includes 8 components, 17 materials with cost estimates, a 14-step build plan, and a realistic 8-10 week, $200 to $520 budget.
9 weeks
14
17
8
See the whole look before you start.
References, materials, budget, and build order for Igris.
Timeline
9 weeks
Color refs





Materials
17 items
Budget
$200 - $520
save the visual refs
Full reference board
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Build guide
The helmet is a physics problem before it's a craft problem. You have two eyes that need to see things like floors, stairs, children at knee height, and the edge of your friend's pauldron. Igris's helmet gives you exactly zero eye openings in the reference art. That's fine in animation. At a convention, it's a liability.
Here's the solution that works: window screen material. The gray mesh used for house window screens. Cut two openings slightly lower and wider than you'd think the lore accuracy demands, angle them downward at 10-15 degrees from horizontal, and cover each opening with a rectangle of dark window screen glued to the interior face. From outside at normal social distance (2-3 feet), the mesh is invisible against the black helmet interior. You can see the floor in front of you, which is what actually matters. I've walked full con floors in more enclosed builds than this, and the difference between angled-down openings and horizontal ones is significant. You see the floor, not the person in front of you's chin.
For the helmet construction itself, 3D print it. Expensive. Worth it. Igris's helmet has compound curves and a tight enclosure profile that EVA foam really struggles with, you end up with visible seam lines across the crown and forehead. Print in PLA, sand to 400 grit, prime with filler primer, sand again at 600, paint matte black with Rust-Oleum flat black spray. Print a single test circumference ring at your target scale before committing to the full print. Save 16 hours of filament on a piece that doesn't fit.
The body plates I built from 10mm high-density EVA foam (not the 6mm standard craft foam, the thick stuff from Barge). The pauldrons need to be deliberately oversized. I ran the geometry at 1:1 scale for my chest circumference and the result looked like child's armor when I put it on. I went to 115% and it finally looked right. Igris is meant to read as inhuman. Let the pauldrons take up space they shouldn't.
Glow effect: I used the no-LED version for this build. Matte black base, then Liquitex Brilliant Purple metallic medium dry-brushed on every raised edge and panel seam. Then a thin coat of Tulip Glow-in-the-Dark fabric paint over the purple layer. It reads as glowing purple in every photo at con lighting. In direct outdoor sunlight it looks like dark purple-black, which is actually still screen accurate. LED strips inside the chest would get a better result for competition judging, but the paint method costs $22 total and takes two hours instead of two days.
Cape: 3 yards of lightweight black cotton-linen from the Mood Fabrics sale rack. Cut the tatter pattern with irregular snips, no ruler, eyeball it while referencing the character. Run a lighter along each cut edge at about 2cm distance, quick pass, don't linger. The edges char slightly and stop unraveling. Keep the cape to mid-calf, maybe 2 inches above the floor at your height. It will get stepped on at a con if it's longer.
Budget: $200-520. I spent $310, which included the 3D printing service for the helmet (I don't have my own printer) and mid-quality EVA foam throughout. If you own a printer, cut $80 off that number.
Components
Full helmet with visibility modification
Chest and back plate
Pauldrons (shoulder armor)
Arm guards and gauntlets
Greaves and boot armor
Red hair plume
Tattered black cape
Longsword prop
Materials list
17 itemsEstimated total cost
$200 - $520
Milestone timeline
9 weeks- 1
Gather references and decide: 3D print vs EVA foam method
Research
- 2
Check con prop policies for enclosed helmets and blade length
Research
- 3
Source or print helmet base, test scale circumference first
Materials
- 4
Draft or source armor templates for all plate pieces
Patterning
- 5
Cut, heat-shape, glue, and seal chest and back armor
Construction
- 6
Build oversized pauldrons (overscale 110-120% for character read)
Construction
- 7
Build arm guards, gauntlets, and hand plates
Construction
- 8
Build greaves and boot armor, fit over combat boots
Construction
- 9
Cut and fit mesh visibility inserts into helmet eye openings
Details
- 10
Paint all armor pieces: matte black base, purple glow edge details
Details
- 11
Install LED strip or glow paint inside armor accent channels
Details
- 12
Cut and tatter cape, burn edges to seal, attach to armor back
Details
- 13
Attach plume to removable back plate on helmet (magnet mount)
Finishing
- 14
Full suit-up, mobility test, photography before con day
Wear test
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