pokemon island card set - Southern Pokemon Southern Islands Tropical Island

We've seen it tacked onto creatures like Aurelia, the Warleader and Hellkite Charger (where it's part of an infinite combo), taken to the extreme in the form of Full Throttle, and used to hit flavor beats like in Last Night Together

The blue is particularly beautiful on this card and I think leaving the white border was a good way to visually maintain the color identity

It sparkles

Will-o'-the-Wisp From old core sets, would be a reasonable rare

Mephitic Draught Mephitic Draught is very similar to Ichor Wellspring except that you have to pay some life to get the cards

Final Thoughts Gold Pokemon cards are, in general, fun to collect, but if you want to go for the genuine ones, always go for hyper rares