Spears are used to unlock the Gladiator Stewie and Greek Life Peter, and can be obtained in the following ways:

- Making Jerome Become a Spartan

- Making Peter Fall Into the Underworld

- Making Senpai Peter Get Blessed by Aphrodite

- Making Emperor Brian Fire His Royal Advisors

- Making Gladiator Stewie Kick Someone Into the Pit

- Clearing Gladiator