If a second Elesh Norn, Grand Cenobite comes under your control, you'll put one into its owner's graveyard due to the "legend rule" at the same time that any of your opponents' creatures getting -4/-4 are put into their owner's graveyard for having 0 or less toughness
Like with any card game, the best and easiest way to get started with One Piece Card Game is with one of its pre-constructed starter decks
Pick a reason you want a better Wilderness Reclamation
Field of the Dead isnt a reasonable card, and making it a legendary creature gives it some vulnerabilities, but also makes it a much more consistent and reliable build around
It is not a bad idea for those who want to get rid of the clutter of ordinary cards and make money
The card is simple, direct, and game-changing