Refractor foil? You can haz.
I'm no expert at blending in foil layers, but it seems to work fine on most blanks using a Multiply blending mode, Hard Light for Dark-type blanks.
---
And though most people will still probably stick with yugiohcardmaker.net or Magic Set Editor, I made some Yu-Gi-Oh! card blanks for anyone interested. Everything here was made from scratch; nothing was ripped from official cards. Feel free to use these, no credit required.
< Click the thumbnail for full-view.
From left to right, top to bottom: Normal Monster, Effect Monster, Ritual Monster, Fusion Monster, Rainbow Monster (not official), Synchro Monster, Dark Synchro Monster, Exceed Monster, Spell Card, Trap Card, Divine (Slifer), Divine (Obelisk), Divine (Ra), Legendary Dragon, and Divine Fusion (not official).
Note: The "Rainbow Monster" template can actually be used as foil. Placing it over another template and applying certain blending modes can give your cards a reverse refractor foil effect.
Here are the Level/Rank stars to be used on these blanks...
or
And here is my failed attempt to make the attribute symbols...
or
And to finish things off, here are the Spell/Trap type icons...
And the lil' hologram square for the corner of the cards...
Here's an example of a card made with these supplies: