When is the TFT Set 5.5 Release Date on the PBE?

With TFT Set 5 Reckoning in full swing, fans are already looking towards TFT Set 5.5 Dawn of Heroes. In a Tweet TFT Set 5.5 Dawn of Heroes has been revealed to be bringing all-new, mechanics. No champions have been officially revealed yet but new items have. Now fans may start to wonder, what is the release date for TFT Set 5.5 Dawn of Heroes on the PBE? Here is a look at when it could release.