Pretty much self-explanatory.

If you're really into Source engine movement (Bhop, Surf, Titanfall 2's parkour, Rocket jumping or speedrunning in general), then this game is definitely for you!

BIg thanks to this fella and that fella

Shouldn't be shiny, but in case it is - let me know

https://store.steampowered.com/app/669270/Momentum_Mod/