It's a testament to people's dedication to GTA that even now, nearly five years after its arrival, people are still creating modifications for the game. As people have gotten more and more talented with working in the game's engine the mods have gotten more and more extreme. Check out some of these fantastic and silly creations made by some of the talented members of the GTA IV modding community:

Batmobile Modification

Portal 2 Atlas and P-Body Modification

Star Wars Speeder Bike Modification

Horse Modification

Superman Modification

Back to the Future Delorean Modification

Teenage Mutant Ninja Turtles Modification

Gravity Gun Modification

Elephant Modification