Complete missions 3 or 4 Five Times
Get the Yellow Sun Snake

Rewards:
Moon Drum Deco, Eclipse Boost, Deep Fried Chocobar

Each Guide Offering requires 2 Contained Fires (Earth Star) and 3 Flint Dust (Wall Post)
Each Celestial Tribute requires 4 Contained Fire (Earth Star), 6 Flint Dust (Wall Post) and 2 Ritual Reagents (Mission Rewards)