The closest hybrid to me seems to be wing assisted climbing: https://en.m.wikipedia.org/wiki/Wing-assisted_incline_running https://en.m.wikipedia.org/wiki/Wing-

The closest hybrid to me seems to be wing assisted climbing: https://en.m.wikipedia.org/wiki/Wing-assisted_incline_running https://en.m.wikipedia.org/wiki/Wing-assisted_incline_runnin... It’s as if Leonardo had to climb up a ramp and used some of the generated propeller lift to reduce the force required from the legs.