Two hundred scales. That's what separates a good Cap build from a pile of blue foam scraps and regret. I've built three versions of this suit, and every time, the scales decide whether you finish or quit in week two.

Cut a cardboard template first. One scale, 1.5 inches wide, pointed at the bottom. Then grab a rotary cutter (not scissors, never scissors) and stack three or four sheets of 3mm EVA craft foam. Cut through all layers at once. You'll still spend 10 to 15 hours hand-cutting if you don't own a Cricut. Tedious.

But cutting isn't where people fail. Attachment is. I watched a guy at Dragon Con 2023 lose half his chest panel by 2 PM because he glued scales onto a loose lycra bodysuit. The fabric stretches, the contact cement loses grip, and scales start peeling like sunburned skin. Use a compression athletic shirt. Tight to the body, stable surface, no stretch pulling the adhesive apart. Build chest and back as separate panels so you can work flat on a table.

Scales point down from the neckline. Down. I cannot stress this enough. Upward-pointing scales catch on everything and look like you're wearing a startled fish. Reference your Endgame screenshots. The orientation is subtle in photos but obvious in person.

The shield is the fun part. Two layers of 10mm EVA foam laminated together, carved with a Dremel for the ring channels, then a Worbla shell over the top for that smooth, paintable surface. Total weight under two pounds. I went with 26 inches instead of the comic-accurate 30 because the larger size looks absurd on anyone under 6'2" and your arm will be screaming by hour three on the convention floor. The Worbla adds $35 to the budget but the finish difference is night and day compared to raw foam.

For the back-mount, epoxy a 65lb neodymium magnet inside the shield and sew a 95lb magnet into your harness back plate. Put a thin foam buffer between them. Without the buffer, the magnets lock together so hard you'll dislocate your shoulder trying to pull the shield off for photos. I learned this at Katsucon and had to ask a stranger to help me pry it loose. Embarrassing.

The cowl is medium difficulty if you paper-template it first. Print multiple sizes, tape them to your head, check the eye openings. Oversizing the eyes by 3 to 5mm reads identical on camera but doubles your peripheral vision. Hide a chin strap inside or the cowl rides up every time you turn your head.

Budget reality: $150 if you already own boots and a heat gun. $350 to $400 if you're buying everything from scratch (Worbla, tactical boots at $45, spray paint set at $28). Barge contact cement is $12 for a 2 oz tin and you'll burn most of it on the scales alone.

Timeline is six weeks at a comfortable pace. Weeks one and two are scales and material sourcing. Week three is cowl and shield foam work. Week four is Worbla and painting. Weeks five and six are harness, details, and your full suit-up test. Don't skip the test. Walk around your house for an hour. Sit down. Stand up. Reach overhead. If something pulls or digs, fix it before the con.

The star emblem is the easiest win. 3D print it in PLA at 4.2 inches, sand smooth, paint white, mount on a stiff interfaced fabric panel. The panel distributes weight so the star sits flat instead of pulling the suit crooked.

Worth it. Every version of this suit gets stopped for photos.