Qingque, Languid Gambler

Whenever you roll a die, if the result is even,
put a charge counter on Qingque.
Whenever you win a coin flip,
double the amount of charge counters on Qingque.
Otherwise, remove half of them.
At the beginning of your postcombat main phase,
you may remove all charge counters from Qingque,
She deals that much damage to each opponent.