brachialis

Chin-up

Underhand-grip inverted row

Dumbbell renegade row

Bent-knee inverted rear delt row

Barbell underhand-grip bent-over row

Dumbbell one-arm reverse preacher curl

Weighted pull-up

Smith machine upright row

Barbell rear delt row

Barbell drag curl

Cable reverse preacher curl

Lying high cable curl