>Gemmon is Ruby - Ruby Mountain
>Renamon new Alysion line is Lapis Lazuli - Lapis Marine

Remaining jewel-themed locations in Lacuna that correspond to deck colors: Emerald Coast, Amethyst City, Obsidian Desert, and Amber Ruins. If they keep doing the Renamon thing and give new color lines to existing mons, who would you like for the Green, Purple, Yellow and Black decks?