Professor Jason Church shows a Brabo Choke from the Halfguard.

Professor Jason Church shows a Calf Slicer from Butterfly Guard.

Professor Jason Church shows the Coin Flip Sweep from Knee Shield.

Professor Jason Church shows the Crossbow Choke from the Back.

Professor Jason Church shows Finishing an ArmBar from the Mount.

Professor Jason Church shows a Paper Cutter Choke.

Professor Jason Church shows his crazy Police Brutality Shoulder Lock from the Back.

Professor Jason Church shows the Reverse Omoplata from the Turtle Position.

Professor Jason Church shows a Straight Footlock from the 5050 Guard.

Professor Jason Church shows a Switch Armbar from Guard.