For those that are familiar with the show "Ninja Warrior" which airs on the G4 channel, you will know the obstacle I'm talking about.
Recommended Settings
Engage Distance 2500
Engage Height 125
DO NOT DO LARGE LEAPS OVER THE OBSTACLE

This replay ate my soul. D: 499kb
Also, everything is no-grab.
Edit:
ROLLING LOG
It's very difficult. (with or without gripping)
I want to see if anyone here can beat it(reach the white after the "pool" without getting dmed) with no grip, or just gripping to get into a good non-gripped hang-on. Settings are 1000 Distance and 850 Height.