Major spoilers this time around! Raymundo sent in some images from their ATT service straight from the TV. It looks like the summaries have been updated on the two parter Crystal Empire opening to season 3! Head on down past the break for all of it!
Northern Equestria's Crystal Empire has once again made an appearance after being afflicted with a curse that made it vanish for 1,000 years, and Princess Celestia commissions Twilight Sparkle to keep the empire from disappearing again.
After Princess Celestia commissions her to keep the Crystal Empire from vanishing again, Twilight Sparkle realizes that she must find the missing Crystal Heart in order to restore the empire's strength and reputation before it can disappear again.