Thanks to the incredible success of Pokémon GO and the recent 3DS Pokémon outings, the Trading Card Game has enjoyed a remarkable boost in popularity - and it looks set to continue this trend with the UK release of a new expansion for the Sun & Moon range, Guardians Rising.

The second expansion for the Sun & Moon series, Guardians Rising introduces a new range of powerful GX cards - all of which are sure to be popular with collectors and players alike.

Here's the official PR:

The second expansion in the latest Pokémon Trading Card Game series, Sun & Moon—Guardians Rising, is available in stores now.

Visit Alola for Pokémon fun, from the beaches to the mountain peaks, and discover new traditions and new challenges in the Sun & Moon—Guardians Rising expansion. Meet the island guardians, and sharpen your skills with Kahuna Hala and Captain Mallow! Be amazed by the secret powers of Kommo-o-GX, Lycanroc-GX, Sylveon-GX, and many more Pokémon.

Features of the Sun & Moon—Guardians Rising expansion include:

+ New Alolan Pokémon: Regional variants of many classic Pokémon who have a new look in the Alola region will make their debut appearance in the Pokémon Trading Card Game! 

+ 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 TCG! 
+ Introducing the island guardians: Tapu Koko-GX and Tapu Lele-GX join the battle and show off their strength. 
+ Over 140 cards: Sun & Moon—Guardians Rising includes more than 140 cards, including 12 new Pokémon-GX and 3 full-art Supporter cards! 
+ Two new theme decks: These 60-card preconstructed decks, featuring the Legendary Pokémon Solgaleo and Lunala, are designed to introduce players to the Pokémon TCG by enabling them to play right away! 
+ Booster packs: Each pack contains 10 additional cards selected from the expansion and a code card for the Pokémon Trading Card Game Online

Will you be buying up these packs in the hunt for rare cards? Let us know with a comment.