When it comes to cosplay props and 3D prints, one of the biggest challenges is hiding those pesky layer lines. For years, I’ve been on the Rustoleum filler primer train, but recently I decided to test something new: Seymour filler primer. In a battle royale of filler primer for 3D printing! Spoiler alert: one of…

I just wrapped up my second-ever 3D printed helmet project this time, an Iron Man helmet. My first was a Mandalorian helmet, which took me a year to finish (and nearly broke me). But this time, I was on a tight two-week deadline for my dad’s birthday, and I learned a ton along the way.…