Aside from Oathbreaker, its restricted in the only other format we can play it in, Vintage, like many other cards from this list
Darkness Set #137 Art by 5ban Graphics View card details Rank #8 Ultra Necrozma GX Secret Rare #140 $41.70 TCGplayer Ranked #8 in the set, trading at roughly 36% of the top card's price
Its value has remained strong over the years, with ungraded copies averaging around US$65 and PSA 10 versions reaching nearly US$800
Cost reduction isnt usually the best Limited ability, but reducing legendaries by 2 mana is a big enough reduction that Im interested
This particular box comes with several promo cards that aren't available anywhere else (except the secondary market) so if you want to hedge your bets, this is a great product to buy
The difference in materials used is also one of the factors why Japanese Pokemon cards are much more affordable compared to the English ones