My superpower is always picking the line at the grocery store that moves the slowest.

Commentary:
"Ah, the ultimate superpower of grocery store frustration! With great power comes great exasperation, as our hero faces the daunting challenge of choosing the slowest line every time. Who needs invisibility or flying when you have the uncanny ability to attract long queues like a magnet? Saving the day, one agonizingly slow checkout at a time!"