Harmony Light Cones (5★) Weapon Comparison
But the Battle Isn't Over vs Past Self in Mirror
But the Battle Isn't Over is 5★ (Bronya signature) and best on Bronya, Harmony supports. Past Self in Mirror is 5★ (Ruan Mei signature) and best on Ruan Mei, Harmony buffers. Both are Harmony Light Cones (5★) options for the game in 2026.
Best On
Rarity
🎯 Verdict
Use But the Battle Isn't Over if you main Bronya, Harmony supports; choose Past Self in Mirror for Ruan Mei, Harmony buffers. Signature weapons typically beat 4★ alternatives by ~10–20%, but a new Character is usually the better pull.
Which One Should You Choose?
Use But the Battle Isn't Over if you main Bronya, Harmony supports; choose Past Self in Mirror for Ruan Mei, Harmony buffers. Signature weapons typically beat 4★ alternatives by ~10–20%, but a new Character is usually the better pull.
Consider your account when deciding. Look at the units and weapons you already own, the teams you already have built, and the content you struggle with most. Both But the Battle Isn't Over and Past Self in Mirror are strong — the right choice depends on which fills a bigger gap in your roster.
Frequently Asked Questions
Is But the Battle Isn't Over or Past Self in Mirror better?
There is no universal answer — But the Battle Isn't Over wins in Best On and Rarity scenarios where their kit shines, while Past Self in Mirror is stronger in others. Use the comparison tables above to match each option's strengths to your specific needs.
Which one is better for F2P players?
Both options are viable at base constellation with their F2P alternatives. Check each option's dedicated guide for the best budget builds and teams to see which one fits your account's current roster.