rainbow rare tag team pokémon cards 258/236 Arceus & Dialga & Palkia GX | Card | SM1 Rainbow Rare Tag Team Cards

Im admittedly at a loss for exactly what I would personally do with the nightmare beast as my general, in that just about any creature or mechanic with counters in the rules text could be a contender here

Extra Lore Generation Since this deck plays aggressively to gain Lore quickly The White Rose Jewel of the Garden and Go Go Tomago Darting Dynamo fit perfectly in this strategy

Espeon ex from Unseen Forces gives you plenty of ways to manipulate the game in your favor, especially with its Devo Flash Poke-Power

Aggro (Fast, Independent) Your typical aggressive deck

Beyond that, Commander staples like Ancient Tomb and Reanimate also debuted in this set

Theres a special corner case when a room becomes a copy of another room