Concert for Two
Concert for Two is a 4★ Light Cone for the Path of Preservation in Honkai: Star Rail.
A farmable 4-star cone that adds DEF and boosts DMG based on how many on-field characters have a Shield, strong in Shield-based teams but conditional without one.
Increases the wearer's DEF by 16%. For every on-field character that has a Shield, the DMG dealt by the wearer increases by 4%.
"Big brother, what's this..." "It's been so long since you sang with joy... I've built a stage for you, though it's... a bit rudimentary." "But the teacher thinks I'm not cut out for this..." "Nonsense, I think you sound amazing! And your dreams will definitely come true. You deserve to sing on a bigger stage..." ... Many years later, she stood on a dazzling stage, looking at the surging fans below, but lost herself for a moment... On the long journey of chasing dreams, she would always remember that trusting gaze and her first "concert." No glamorous lights, no elaborate makeup, just a child building a stage to encourage another child to pursue their dreams. "Now, our dreams have come true. But... are they still 'our' dreams?" She tightened her grip on the microphone. Before the next song began, she didn't even have time to feel sad.
How to read this Light Cone page
Every Light Cone has exactly one passive effect tied to the wielder's combat performance; that effect scales up as you Superimpose it from S1 to S5 — use the S1-S5 buttons above to see the exact numbers at each level instead of guessing or interpolating. A Light Cone only delivers its full value on a character who shares its Path; "Characters who use this cone" lists every character on that Path, while "Best users" is a narrower list pulled from real build consensus, not a guess.
Base stats (HP/ATK/DEF) are shown at Lv80 for every cone of the same rarity so they can be compared directly; a 5-star cone will always edge out 4-star and 3-star ones here — the real difference lives in the passive effect, not the flat stats. The "Alternative cones on the same Path" section suggests a few other options if you do not own the signature cone yet, or want to compare before spending ascension materials.
See the full list on the Light Cones page, or check terms in the HSR Glossary.