Not because the character is bad, quite the opposite actually.
But simply because Gearbox should be done for child exploitation with the dead horse flogging of her popularity.
I used to love Tiny Tina... She was hilarious... Past tense.
The same 3 jokes and quirky personality traits do not support her enough to make her something that is worthy of her highlighting as such a prominent character.
But, that's the industry now...
When fans show even a slight interest in the most insignificant thing; publishers jump on it and milk that interest until only blood comes out of the teats.