the source of the effect is irrelevant
With so many sets in Pioneer, the chance that the energy core is just the best way to build decks to such an oppressive extent is much less likely than it was in Standard because ultimately there are still only two sets that contain these energy cards
PRODUCTS Illustration Box Vol.4 Its a product containing new illustration promo cards and booster packs
War Room is a relatively new addition to the format, but is already seeing a lot of play, particularly in decks with one or two colors
These range from Common to Mythic, but if you can grab them all, youll be able to place the cards together to show off scenes including everyone from Iron Man to Ultron, Doctor Doom, Captain Marvel, Photon, Loki, and Storm
For example, Titania, the most valuable Vanguard card, grants its owner the ability to play an additional land each turn