Arnold is a dual-threat quarterback with a smooth release, above-average arm strength, and excellent mobility outside the pocket. He looks comfortable making plays on the move and shows the ability to extend drives with his legs or improvise under pressure. His footwork and mechanics are polished, and he throws with confidence to all areas of the field. Arnold is a dynamic offensive weapon who can make defenses pay in multiple ways.

Arnold is a dual-threat quarterback with a smooth release, above-average arm strength, and excellent mobility outside the pocket. He looks comfortable making plays on the move and shows the ability to extend drives with his legs or improvise under pressure. His footwork and mechanics are polished, and he throws with confidence to all areas of the field. Arnold is a dynamic offensive weapon who can make defenses pay in multiple ways.