wargreymon digimon card [BT12-070] (Alternate Art) [Across Time] [When Digivolving] [Digi WarGreymon (BT12-070) - DigimonCard

However if your local pod or LGS allows for such boards they could easily offer a way to effectively tutor in cards from outside the game

Beyond the decks themselves, the Color Challenge rewards you with individual card rewards and additional packs from current Standard-legal sets

You are not on Dominaria anymore

Rex, protecting Dinosaur is a nice 2-cost Bodyguard that can be played pretty early while you are building up your board

For Gandalf specifically, it helps that he was a powerful wizard, which opens up itself to lots of fun card designs, and that his character evolves significantly throughout The Lord of the Rings, Turian explains