Each major story boss drops Runes upon defeat, making campaign progression a priority. After finishing the campaign, activities like the Kurast Undercity offer consistent <a href="https://www.u4gm.com/diablo-4-runes ">buy diablo 4 runewords</a> Using a Tribute of Harmony before your Undercity runs guarantees runes, with higher-tier Runes frequently appearing as rewards.
If you want to know more, you can read this article: Diablo 4 Season 6: Best Upheaval Barbarian Build Guide https://www.u4gm.com/diablo-iv..../blog-diablo-4-seaso