★★★★★HarmonyHP%Warp Banner
Flowing Nightglow
Robin's signature. Team-wide DMG buff through singing.
Flowing Nightglow is a 5★ Harmony cone with a HP% base stat. Path matters in Star Rail: only Harmony characters activate the full passive, so match cone to character before investing materials.
Robin's signature. Team-wide DMG buff through singing. It is obtained from warp banner. 5★ cones scale hard with superimposition — duplicate pulls matter if this is your long-term BiS.
We recommend Flowing Nightglow in 1 StarPatch build guide for Robin. Open those build pages for stat breakpoints, alternative cones, and relic pairings tuned to the current patch.
Characters Using Flowing Nightglow
Referenced in 1 build guide on StarPatch.
Physical