Box art - Rail Rush

Rail Rush Unlocking New Characters

Rail RushMore guides, cheats and FAQS
Some cost real world cash, others gold nuggets. All of them, aside from Bob Molechaser, make the game a bit easier:

Twinblade San ($4.99): He destroys both side obstacles with his blades.
Julie Braveheart ($4.99): She destroys wooden upper and lower obstacles with her sword.
Ace Upsleave (10,000 gold nuggets): Nuggets he collects are worth 10 percent more.
Axel Firechief (30,000 gold nuggets): He can break upper obstacles using his axe.
Daryl Plankbuster (50,000 gold nuggets): She can destroy left obstacles with her guns.
Charles Longshot (50,000 gold nuggets): He can destroy right obstacles with his rifle.