Koumori Dragon + Twin Long Rods #2 → Spike Seadra

Koumori Dragon + Electric Lizard → Thunder Dragon

Koumori Dragon + Armored Starfish → Spike Seadra

Koumori Dragon + Snakeyashi → B. Dragon Jungle King

Koumori Dragon + Succubus Knight → Sword Arm of Dragon

Koumori Dragon + The Thing That Hides in the Mud → Stone D.

Koumori Dragon + High Tide Gyojin → Kairyu-shin

Koumori Dragon + Fairy of the Fountain → Kairyu-shin

Koumori Dragon + Stone Ogre Grotto → Stone D.

Koumori Dragon + Night Lizard → Spike Seadra

Koumori Dragon + Queen's Double → Sword Arm of Dragon

Koumori Dragon + Trent → B. Dragon Jungle King