Here's a few ideas that immediately came to mind that have a lot of neat possibilities:

jigsaw x pastel could yield: pastel jigsaw, jigsaw, blast, pastave, pastel, mojave, pinstripe, and normals

jigsaw x spider could yield: mojave spinner, spinner, jigsaw, mojave spider, spider, mojave, pinstripe, and normals

jigsaw x hypo to get hets to be on your way towards: hypo jigsaw, hypo BEL, hypo mojave, hypo pinstripe, and hypos

It seems like it would be hard to go wrong!