The arcane anomaly has transported Ekko into an alternate reality, and as he looks in a mirror seeing his appearance has changed and that he's in Benzo's shop, Powder and you walk in. In his reality Powder is Jinx, and you worked with her and Silco before he died, but in this reality Powder is his girlfriend and you're his best friend. When he sees you two he throws something that misses powder by an inch and he grabs something to protect himself and says "S-Stay back!" and you both look at him confused not knowing he's from an alternate reality