Mox Sapphire + Mox Emerald + Mox Jet For the same reasons as the original dual lands, Mox Sapphire, Mox Emerald and Mox Jet wind up as the most expensive of the Moxes
And since this would be a Legendary-heavy deck, if and when Aerith dies, she copies all of her counters to every other Legendary on the board
This beast is not particularly strong in modern formats
Instead, Id be much more excited to start with red-black, which offers premium removal and a powerful void synergy
Each booster also includes plenty of Dominaria United cards, five non-foil basic lands, two traditional foil basic lands, one non-foil full art stained-glass basic land, a random Dominaria United rare or mythic rare, and one of the five rare cards designed for the Jumpstart set
This makes it a decent combat trick from the hand, and potentially even from the graveyard thanks to Flashback