"My Turn, Draw a Card."
Dartz selected a card from his hand and inserted it into the back row of his Duel Disk.
"I'll first Set a Card in my Back Row, then activate this card."
He revealed another card in his hand. "Ritual Spell, 'Orichalcos - Ritual of the Reflecting Mirror'!"
The Ritual Spell appeared in his Back Row, and he immediately threw out another Monster Card from his hand. The card projected the image of a demon with sharp claws, surrounded by purple flames. It burned into motes of light amid a bizarre ritual, which then reassembled into a massive multifaceted prism.
"The Ritual of the Reflecting Mirror lets me Ritual Summon 'Mirror Knight's Call' from my Deck by using Monsters from Hand and the Field whose combined Levels total six or more as Tributes!"
Dartz declared.
"I'll use the Level Six 'God of War - Geb' from Hand as a Ritual Tribute and Ritual Summon from my Deck. Descend—
—Mirror Knight's Call!"
[Mirror Knight's Call, ATK 0 → ATK 500] (Orichalcos Barrier boost)
Dartz said, "When Mirror Knight's Call is successfully Special Summoned, I can Special Summon as many 'Mirror Knight Tokens' as possible onto my Field."
Bakura said, "Oh? You have four empty Monster Zones, so that means you can summon four Tokens."
"Not quite," Dartz said. "The Seal of Orichalcos has another effect. As long as we are within this layer of the barrier, my Monster Zones and Spell & Trap Zone can be used interchangeably.
"In other words, my Spell/Trap Cards can be Set in the front-row Monster Zones, while my Monsters can likewise be summoned into the back-row Spell & Trap Zone."
Bakura understood. "So you have ten Monster Zones in total."
"Correct. Mirror Knight's Call currently occupies one zone, and