These Zipper lines, like most Zipper lines, are made up of pairs, with or without a center digit. Unlike most Zipper lines, each is one of a kind. Not just in which pairs make up the line’s value in which order, but in the values themselves.

Irish pub cuisine, or a Gattai-3 Sudoku puzzle? You decide!

A new variant: Autophobic digits are terrified of themselves while at home. It’s the opposite of the previous puzzle’s Autophilia.

A new variant: Autophilic digits are extreme homebodies, and while at home, they love to stay in their rooms, never leaving for any reason.

Cloned areas can be large or small, but of course we balance things out by having fewer of the small ones and more of the large ones. Wait, that seems backward. But there it is: the large the cloned area, the more clones there are.

These digits aren’t looking to socialize. Next-door neighbors, or maybe one door further down, that’s it. No need to get to know anybody beyond that. Near neighbors only!

It’s a killer of killers. Like the animated movie. Which is the sixth movie in the series! I think I’ve missed a few. But not that one! It’s great. I remember the first two, and this one. Oh, and Prey! That was great, too.

It might be tempting to try to solve this using only the green lines, with the pair of odd and pair of even cells to close the deal. But let the odd and even cells remind you: this is a quadro puzzle. The 2x2 rule will help!

Colorful sponge cake, in and out of cages. Mostly out. ALL possible Battenberg symbols are given.

Mmm, Battenberg. Who doesn’t love a bit of colorful sponge cake? I know I do! This puzzle is marzipan-free for good health.