For Halloween, try making some fun paper monsters.
paper models
Containers For Infinity and Other Science Fiction Games
You can get several designs of cargo containers for Infinity — or for any science fiction game, for that matter — at this Spanish site.
Free Zeppelin Card Models
Here are a couple of free Zeppelin card models. I’m sure you can find a use for them.
Golden Age Super Heroes In Paper
For an unusual game, you might try these paper models of Golden Age Superheroes.
Christmas War Paper Models
One Monk offers a selection of Christmas Wars paper figures. There are polar bears, Krampus and Velociraptors in Santa Hats in Scarves.
I have no idea what you would use these for. But they’re cool.