Sword Arm of Dragon + Cyber Commander → Cyber Saurus

Sword Arm of Dragon + Jinzo #7 → Cyber Saurus

Sword Arm of Dragon + Dice Armadillo → Cyber Saurus

Sword Arm of Dragon + Thunder Dragon → Twin-headed Thunder Dragon

Sword Arm of Dragon + Water Magician → Kairyu-shin

Sword Arm of Dragon + Ice Water → Kairyu-shin

Sword Arm of Dragon + Waterdragon Fairy → Kairyu-shin

Sword Arm of Dragon + Water Girl → Kairyu-shin

Sword Arm of Dragon + Metal Fish → Cyber Saurus

Sword Arm of Dragon + Mech Bass → Metal Dragon

Sword Arm of Dragon + Turu-Purun → Kairyu-shin

Sword Arm of Dragon + Guardian of the Sea → Kairyu-shin