Matt Darcy shows a basic arm bar setup from closed guard adding the juji-gatame roll when your opponent uses the stacking defense.
Matt Darcy shows how to attack the turtle position using the belt line hook. Finishing with a Juji Gatame arm bar or breaking them down to get to the S-Mount position to end up in S.A.P.
Matt Darcy shows how to use the threat of the Pendulum sweep to transition to an armbar.
Dave Camarillo shows the kimura finish from triangle mount with an option to transition to the arm bar.