★★★★★HarmonyCRIT DMGWarp Banner
Past Self in Mirror
Ruan Mei's signature. Break Effect and Weakness Break efficiency.
Past Self in Mirror is a 5★ Harmony cone with a CRIT DMG base stat. Path matters in Star Rail: only Harmony characters activate the full passive, so match cone to character before investing materials.
Ruan Mei's signature. Break Effect and Weakness Break efficiency. It is obtained from warp banner. 5★ cones scale hard with superimposition — duplicate pulls matter if this is your long-term BiS.
We recommend Past Self in Mirror in 1 StarPatch build guide for Ruan Mei. Open those build pages for stat breakpoints, alternative cones, and relic pairings tuned to the current patch.
Characters Using Past Self in Mirror
Referenced in 1 build guide on StarPatch.
Ice