Who wins?
Yumemizuki Mizuki vs Mona
Dead even: 94 picks for Yumemizuki Mizuki, 95 for Mona. 71 more put them in the same row. From Genshin Impact Tier List. Pick a side.
FeralGecko on Yumemizuki Mizuki: mizuki went from C to S. the 7.1 anniversary plus the free constellation from the To Temper Thyself event made C2 her baseline, and game8 says C2 mizuki is on par with C0 vesna. icy veins S+, prydwen S tier
NotPanda on Mona: mona's omen debuff used to last only 6 to 8 seconds. her hexerei buff fixed that, and game8 called her constellations the best pickups from the free constellation events
Genshin Impact Tier List: the full ranking