Darkfire Dragon + Gruesome Goo → Spike Seadra

Darkfire Dragon + Hyosube → Spike Seadra

Darkfire Dragon + Machine Attacker → Metal Dragon

Darkfire Dragon + Hibikime → Flame Swordsman

Darkfire Dragon + Reverse Trap → Kairyu-shin

Darkfire Dragon + Dokurorider → Curse of Dragon

Dark King of the Abyss + Arlownay → Rose Spectre of Dunn

Dark King of the Abyss + Petit Dragon → Blackland Fire Dragon

Dark King of the Abyss + Wing Egg Elf → Dark Elf

Dark King of the Abyss + Protector of the Throne → Invader of the Throne

Dark King of the Abyss + One-eyed Shield Dragon → Blackland Fire Dragon

Dark King of the Abyss + Wicked Dragon with the Ersatz Head → Blackland Fire Dragon