At this time, Video Clears are not available at this time. The Banners will link to the respective Brave Frontier Wikia page. Video Clears are currently a WIP. Sorry for the Inconvenience.
Grand Gaia Chronicles or GGCs, are special vortex missions where you go through levels or a level fighting a series of battles with characters involving certain Lore characters of Brave Frontier. These missions are not hard nowadays due to the many years of powercreep. Click on the respective links below for video clears of each GGC.
Rewards vary from Zel, Karma, Gems, and Exclusive spheres that are useful for your early game.