pokemon tcg sword & shield chilling reign booster box Shield—Chilling Case (6 Boxes) – GilbertGames giving you a total of 360 cards to enhance your collection Pokémon TCG: Sword & Shield-Chilling

Fusion Monsters that mention "Elemental HERO Neos" as Fusion Material do not have to activate their effects during the End Phase that shuffle them into the Extra Deck

You can obtain the Leafeon ex (2-Stars rarity) card by opening Triumphant Light from Triumphant Light set

And, that new expansion is called Colony Wars

Legendary Duelists: Magical Hero introduced the Fusion of Yugi's most trusted allies, and now you can harness the ultimate Fusion of design and functionality with The Dark Magicians Card Sleeves

There are plenty of fetches available in Simic colors and I recommend you play as many as you can along with Crucible of Worlds