VERY common in Judo and BJJ. Especially Judo. Quite often I will push an opponent to force a reaction. Judoka do a lot of things like this.
I also teach a push across the collarbone with the elbow/forearm. Nice method of control to put an opponent etc into a wall
I also teach a push across the collarbone with the elbow/forearm. Nice method of control to put an opponent etc into a wall