Why Runes Are Non-Negotiable in Diablo 4 Items the Endgame Crafting Mythic gear - the pinnacle of item progression in Diablo 4 - demands: 2 Resplendent Sparks6 Magic Runes6 Rare Runes6 Legendary Runes These materials are challenging to accumulate, especially Legendary Runes, which are gated behind high-difficulty activities and advanced tribute rewards. Because of this, Undercity farming...