What should I do if I move Iron Man's hand to smash it?

The action of moving Iron Man's hand to smash is as follows.

1. Lift your thighs 90 degrees and bend your knees 90 degrees.

2, the left leg to the right, thigh and joint rotation 90 degrees, knee bending 90 degrees.

3. Pull out the waist and rotate it 30 degrees, adjust the angle of the right hand and put out the action of hammering the ground, and bend or stretch the left hand for coordinated action.