The ring-bearer (or rather, the "Die of Power" bearer). A parody of Frodo Baggins. Leegola

An elf-like centaur archer. She struggles with her pacifist centaur nature. Greyfarn [S0E3] Bender's Game

Dark matter prices are skyrocketing because Mom is cornering the market. Professor Farnsworth reveals he actually "created" dark matter as fuel years ago but also kept an "anti-backwards" crystal that could render it useless. The ring-bearer (or rather, the "Die of Power" bearer)