Thunderball is a type of ammo for the Bazooka. It is the weakest ammo for the weapon, but for a time is the only ammo for it the player can get.
- Cecil Harvey gives the player a lone Thunderball projectile when initially giving them the Bazooka.
- After Mungola is defeated, Thunderballs can be purchased at the market in Ebon Keep. The merchant sells them five at a time for 10 coins each.
- The Shopping District sells 10 Thunderballs for 300 Credits.
- 30 Thunderballs can be found in the Storage Room.