The third Pokémon Trading Card Game expansion to the Sun & Moon series Burning Shadows was announced on June 20th, 2017 and it was released on August 4th, 2017. High resolution pictures from the press released have been added to an Imageboard thread.

Minions of Team Skull and a cavalcade of new Pokémon stand ready to battle in the dark of night and in the blazing sun! Battle with new titans like Necrozma-GX, and join forces with Machamp-GX and Charizard-GX to fight for victory in the Pokémon TCG: Sun and Moon - Burning Shadows expansion this August.

• More than 140 cards: Over 140 cards, including brand-new Pokémon-GX and full-art Supporter cards.
• Two new theme decks: Two 60-card preconstructed decks are designed to introduce players to the Pokémon TCG by letting them play straight from the get-go.
• Even more brand-new Pokémon: Many of the exotic and tropical Pokémon that Trainers have come to love in the Pokémon Sun and Pokémon Moon video games join the Pokémon Trading Card Game, including Necrozma, Marshadow, and more!
• Alolan Pokémon: Regional variants of classic Pokémon who have a new look in the Alola region make their appearance.
• Booster packs: Each pack contains 10 cards selected from the expansion and includes at least one rare card.

Source: https://press.pokemon.com/en/releases/Pokemon-Trading-Card-Game-Sun-MoonBurning-Shadows-expansion-launches-A

Pokémon TCG: Sun & Moon Burning Shadows Elite Trainer Box

The Pokémon TCG: Sun & Moon Burning Shadows Elite Trainer Box was released on August 4th, 2017 in the Pokémon Center and where Pokémon TCG products are sold.


Step out of the darkness and kindle a new path to victory with the Pokémon TCG: Sun & Moon—Burning Shadows Elite Trainer Box. You’ll find everything you need to compete in this extensive collection, including card sleeves featuring the Legendary Pokémon Necrozma, high-quality dice and condition markers, and more. Plus, get tips for how to put cards from the Sun & Moon—Burning Shadows expansion to use with the special player’s guide. And everything fits in the collector’s box, making it easy for you to travel to battle with your friends or to your next big competition. Blaze ahead with the Pokémon TCG: Sun & Moon—Burning Shadows Elite Trainer Box!

The Pokémon TCG: Sun & Moon—Burning Shadows Elite Trainer Box includes:

• 8 Pokémon TCG: Sun & Moon—Burning Shadows booster packs
• 65 card sleeves featuring Necrozma
• 45 Pokémon TCG Energy cards
• A player’s guide to the Sun & Moon—Burning Shadows expansion
• 6 damage-counter dice
• 1 competition-legal coin-flip die
• 2 acrylic condition markers and 1 acrylic GX marker
• A collector’s box to hold everything, with 4 dividers to keep it organized
• A code card for the Pokémon Trading Card Game Online

Source: https://www.pokemon.com/us/pokemon-tcg/product-gallery/sun-moon-burning-shadows-elite-trainer-box