The one point I've noted is that, in a way, Madoka did get a little bit of revenge.
After all, Kyubei was one of the people retconned by her wish, and if he took any pleasure in his old Faustian ways, he's unable to now, because his plan just reversed on him big time. And he'll never actually remember what it was to begin with.
---
"Oh, silver blade, forged in the depths of the beyond. Heed my summons and purge those who stand in my way. Lay
waste."
After all, Kyubei was one of the people retconned by her wish, and if he took any pleasure in his old Faustian ways, he's unable to now, because his plan just reversed on him big time. And he'll never actually remember what it was to begin with.
---
"Oh, silver blade, forged in the depths of the beyond. Heed my summons and purge those who stand in my way. Lay
waste."