How do you do a grapnel boost takedown?

If you want to perform a Grapnel boost take-down, you need <b>a guy at the edge of a building and a gun</b>.

Question

If you want to perform a Grapnel boost take-down, you need a guy at the edge of a building and a gun.

Hagrid P Hazard · Accepted Answer

If you want to perform a Grapnel boost take-down, you need a guy at the edge of a building and a gun.