Three special Hellenbach GTs in the 'Low Rider Rumble' race are permanently fire-proof, pop-proof, and tip-proof — but obtaining one requires an absurdly complex method: pushing it into water with a Firetruck to fail the race, then somehow retrieving it from the river and storing it before it despawns.
Source: Hellenbach GT — CC BY-SA
GTA III has invisible towns that exist only to crash your game.
GTA: Liberty City Stories
The ghost passenger who refuses to leave your bike — even after dying.
GTA: Liberty City Stories
A Brazilian internet legend somehow sneaked into GTA Liberty City Stories
GTA: Liberty City Stories
This ice cream truck's jingle was stolen from another Rockstar game made 4 years earlier
GTA: Liberty City Stories
GTA III's rarest vehicle was secretly 10x easier to find on phones
GTA: Liberty City Stories
The Kuruma secretly exists in GTA: Vice City — but you'll never see it.
GTA: Liberty City Stories