I dont expect her to be very good, but shes an excellent choice in a W/B value Commander deck and for the most fringe of Legacy play
Nibelheim Aflame was my other "this must have flashback" design
Then, when at least one creature with counters on it deals damage to a player, you draw a card and proliferate, meaning that all your creatures with at least one token receive an additional token
Be'lakor, the Dark Master Be'lakor, the Dark Master does it all, really
The deck is filled with creatures with powerful ETB effects, such as Palace Jailer and Setzer, Wandering Gambler, to generate tons of value and win the game through a massive boardstate
You can then reveal both the conspiracy and the card name at any time