Here Goes...

Demo Settings
Hold All [c]
Raise Right Shoulder
Contract Right Pec
Left Rotating Chest

Space x 1

Lower Right Shoulder
Contract Left Pec
Contract Abs
Contract Hips
Grabby Hands

Press [p]

If done correctly , grabs Uke's head then removes his left arm with legs and grabs the dismembered arm.
Tell me whatcha think?

Quite nice, I managed to take it further and split him in half with one of my legs.