Koumori Dragon + M-warrior #2 → Sword Arm of Dragon

Koumori Dragon + The Judgement Hand → Sword Arm of Dragon

Koumori Dragon + Mysterious Puppeteer → Sword Arm of Dragon

Koumori Dragon + Ancient Jar → Stone D.

Koumori Dragon + Armaill → Sword Arm of Dragon

Koumori Dragon + Monsturtle → Spike Seadra

Koumori Dragon + Arlownay → B. Dragon Jungle King

Koumori Dragon + Masked Clown → Sword Arm of Dragon

Koumori Dragon + Eyearmor → Sword Arm of Dragon

Koumori Dragon + LaLa Li-oon → Thunder Dragon

Koumori Dragon + Turtle Tiger → Spike Seadra

Koumori Dragon + Doron → Sword Arm of Dragon