S-Mount Escape Techniques
S-mount escape — hide the elbow, stack the fall-back, hitchhiker escape, stuff-and-spin.
Adapted from InGrappling, S-Mount Escape Techniques. System Games did not invent this curriculum.
Manage injuries →Position map Connects to 4 positions across 3 relationshipsOpen in the map →1234←Escape route from
This page documents the named escape techniques from s-mount — the high mount variant where the top player has threaded one leg over the defender’s far shoulder, forming an S-shape with their legs and isolating the far arm for armbar, mounted triangle, or kimura. What makes s-mount distinct from regular mount is that the arm is already isolated when the position completes. This inverts the standard escape priority — arm protection is not concurrent with escape, it is the escape at early stages. The position documentation lives at /technique/top-positions/s-mount-bottom; this page covers the named escape mechanics.
The page is written from the defender’s perspective throughout. You are the person pinned under s-mount. The top player is the opponent.
Early Stage — opponent lifting the leg to thread over the arm
S-mount is reached from high mount or quarter mount as the opponent lifts one leg up and threads it over the defender’s far shoulder. Before the leg crosses the arm, the defender’s priority is to hide the near elbow hard against the ribs and clamp the bicep to the chest. If the elbow is tight, the leg cannot thread the arm because there is no gap to thread through. This is pure prevention — the position is not yet s-mount, it is late-stage high mount, and the full mount escape library still applies.
Committed Stage — leg threaded over the arm, submission not yet set
The leg has crossed over the shoulder. The arm is isolated but the opponent has not yet committed to a specific finish (armbar, mounted triangle, or kimura). This is the working window for the escape techniques: stuff-and-spin, hitchhiker escape, and the stack. Concurrent arm protection stays active — the fingers do not let go of each other, the trapped arm hand grips the non-trapped forearm or the opposite pec to prevent full extension.
Late Stage / Deep — opponent falling back for armbar or rotating for triangle