Darkfire Dragon + Patrol Robo → Metal Dragon

Darkfire Dragon + Takuhee → Crimson Sunbird

Darkfire Dragon + Weather Report → Spike Seadra

Darkfire Dragon + Mechanical Snail → Metal Dragon

Darkfire Dragon + Greenkappa → Flame Swordsman

Darkfire Dragon + Living Vase → B. Dragon Jungle King

Darkfire Dragon + Tentacle Plant → B. Dragon Jungle King

Darkfire Dragon + Morphing Jar → Stone D.

Darkfire Dragon + Giant Turtle Who Feeds on Flames → Spike Seadra

Darkfire Dragon + Rose Spectre of Dunn → B. Dragon Jungle King

Darkfire Dragon + Fiend Refrection #1 → Crimson Sunbird

Darkfire Dragon + Ghoul with an Appetite → Skelgon