one piece op-05 awakening of the new era booster box - - 24 Packs part of the OP One Piece OP05 Awakening of

You can check out the cards in The Brothers' War Commander Card Image Gallery, as well as the regular cards in The Brothers' War Card Image Gallery and Booster Fun variants of The Brothers' War cards

The featured mechanic from The Ruinous Powers is cascade, an extremely powerful ability that gives you the option to reveal cards from the top of your library until you find something that costs less than the spell you cast, and you cast it for free

Unfortunately, that combined with the cost of running equipment to make Gilgamesh work could rule it out of constructed

With the London mulligan, Leylines are much stronger too

After sideboard, you typically want Gideon Blackblade over Icon in grindy matchups, but that could change too