The GTA 5 Enhanced Native Trainer mod can potentially introduce various new features that aren't available in the vanilla game.

Here's Version 2 of the Iron Man script mod in motion: If that tickles your fancy, the GTA 5 Ironman Script Mod Version 2 can be downloaded over here.

Again, JulioNIB's The Flash Version 2.0 script is for now a WIP mod, however their turnover after first tease is typically fast. Check out more of the creator's work via their blog and Pateron pages.