Diablo 4 Season 15 Soul Splinter Builds Explained with U4GM Tips Diablo 4 Season 15 changes the way character power grows, and Soul Splinters sit at the centre of that shift. They are not just another item to throw into your stash and forget about. Used well, they can smooth out a weak build, give a strong setup more room to scale, and make difficult endgame runs feel less punishing. You will also notice that your choice of Diablo 4 Items matters...