Crawling Dragon #2 + Disk Magician → Cyber Saurus

Crawling Dragon #2 + Gruesome Goo → Kairyu-shin

Crawling Dragon #2 + Hyosube → Kairyu-shin

Crawling Dragon #2 + Machine Attacker → Cyber Saurus

Crawling Dragon #2 + Hibikime → Sword Arm of Dragon

Crawling Dragon #2 + Dokurorider → Curse of Dragon

Red-eyes B. Dragon + LaLa Li-oon → Twin-headed Thunder Dragon

Red-eyes B. Dragon + Kaminarikozou → Twin-headed Thunder Dragon

Red-eyes B. Dragon + Sanga of the Thunder → Twin-headed Thunder Dragon

Red-eyes B. Dragon + Thunder Dragon → Twin-headed Thunder Dragon

Red-eyes B. Dragon + Kaminari Attack → Twin-headed Thunder Dragon

Red-eyes B. Dragon + Tripwire Beast → Twin-headed Thunder Dragon