Blue hair (actually white), knight, mature woman As you would expect of the first new character after 1.4 drought, she is a good character power-wise.
Ascension stat: Crit damage
Skills: Tap E: Cryo damage, adds a stack of "broken heart" which stacks up to 2 times.
Hold E: Consume "broken heart", cause cryo damage, and reduce cryo/phys def by 20% at most.
Q: Cause cryo damage in a large AOE, a field that lasts for 7s. Autos and E will charge up a stack. When the field ends, it does a large AOE phys damage, with MV increasing with number of stacks. Can reach up to 5000% MV
Talents: A2: Consuming 2 stacks of "broken heart" will deal an additional 50% of uncharged Q damage.
A4: AA crits will reduce CD of E by 0.3s.
Constellations: C1: Reduce CD of Hold E, so that it matches Tap E
C2: After consuming "broken heart", gain 50% phys damage for 6s. Duration can be extended by using C2 repeatedly.
C4: Deal 25% more damage to enemies with >50% HP. [T/N: Vague, most likely only applies to Q]
C6: Using Q will give you 5 Q stacks immediately, and crits have a 50% chance to give you another stack. [T/N: A little vague, might decrease field duration as well]
https://www.bilibili.com/video/BV1hV411Y7Zq