Two-headed King Rex + Cyber Soldier of Darkworld → Cyber Saurus

Two-headed King Rex + Megasonic Eye → Cyber Saurus

Two-headed King Rex + Pendulum Machine → Cyber Saurus

Two-headed King Rex + Steel Scorpion → Cyber Saurus

Two-headed King Rex + Saber Slasher → Cyber Saurus

Two-headed King Rex + Yaiba Robo → Cyber Saurus

Two-headed King Rex + Giant Mech-soldier → Cyber Saurus

Two-headed King Rex + Mechanical Spider → Cyber Saurus

Two-headed King Rex + Bat → Cyber Saurus

Two-headed King Rex + Giga-tech Wolf → Cyber Saurus

Two-headed King Rex + Cyber Soldier → Cyber Saurus

Two-headed King Rex + Shovel Crusher → Cyber Saurus