Yami Yugi Vs Mythical Mage

This duel takes place in megasean3000's fanfic Xiaolin Showdown/Yu-Gi-Oh Crossover 2

Story up to that point
The ninth sphere is destroyed and the gang now search for the last sphere in a haunted wasteland. They eventually find the last mage, and Yugi insists on duelling him.

Duel Recap
Start at 4000 lps

No Deck Masters will be used

Mage's turn

 * Activates Mythical Reign, which allows him to summon a high-level Mythical Monster, at the cost of discarding a card. He summons Mad-Eye Cyclops (ATK: 1700)
 * Sets three cards

Yami's Turn

 * Summons Magician's Valkyria (ATK: 1600)
 * Activates Magic Formula, which increases Magician's Valkyria's ATL by 500 (ATK: 2100)
 * Attacks Mad-Eye Cyclops
 * Mage activates Mythical Shield, which prevents any Mythical Monsters from being attacked for one turn.
 * Sets a card

Mage's Turn

 * Summons Pegasus of Light (ATK: 1500)
 * Activates face-down Ultimate Offering, so he can summon extra monsters at the cost of 500 life points.
 * Activates second face-down Mythical Protection, which protects him from life point reductions caused by Spell, Trap or effects for one turn.
 * Due to Ultimate Offering, sacrifices Mad-Eye Cyclops and Pegasus of Light to summon Shiva, Queen of Ice (ATK: 2600)
 * Activates the Seal of Orichalcos (SQoI ATK: 3100)
 * Attacks Magician's Valkyria (Yami: 3000)

Yami's Turn

 * Summons Obnoxious Celtic Guardian (DEF: 1200)

Mage's Turn

 * Summons Winged Ogre (ATK: 1200) > (ATK: 1700)
 * Attacks Obnoxious Celtic Guardian with it, and since it's lower than 1900 ATK points Obnoxious Celtic Guardian is destroyed
 * Attacks directly with Shiva, Queen of Ice
 * Yami activates Soul Rope, when a monster with 4-stars is destroyed in his side of the field, he can pay 1000 life points to summon a monster with equal or less stars than the monster destroyed, he summons Kuriboh (DEF: 200) (Yami: 2000)
 * Attacks Kuriboh
 * Sets a card

Yami's Turn

 * Activates Graceful Charity, drawing three cards and discarding two
 * Summons Alpha the Magnet Warrior (DEF: 1700)
 * Sets a card

Mage's turn

 * Summons Holy Unicorn (ATK: 1500) > (ATK: 2000)
 * Yami reveals face-down Dark Renewal, when Mage summons a monster, he can sacrifice Alpha and the summoned monster, to summon a spellcaster from his graveyard, he picks Sorcerer of Dark Magic (ATK: 3200) which was discarded earlier from Graceful Charity
 * Due to Sorcerer of Dark Magic's effect, all of Mage's monster's ATK is reduced by 500 for each Spellcaster in the graveyard, and Yami has one (SQoI ATK: 2600) (WO ATK: 1200)

Yami's Turn

 * Attacks Shiva, Queen of Ice
 * Mage reveals face-down Mystical Barrier, which protects him from life point damage

Mage's Turn

 * Summons Mythical Tree (ATK: 1300) > (ATK: 1800)
 * Mythical Tree's effect activates, if there's a monster higher than 3000 ATK points on Yami's field, it can attack directly (Yami: 200)
 * Switches Winged Ogre to defence mode (DEF: 1500)
 * Sets a card

Yami's Turn

 * Activates Monster Reborn, summoning back Shiva, Queen of Ice (ATK: 2600)
 * Summons Eye of Timaeus, who fuses with Shiva, Queen of Ice to form Blizzard Ice Dragon (ATK: 2900)
 * Attacks Mythical Tree with Sorcerer of Dark Magic (Mage: 2800)
 * Attacks Winged Ogre with Blizzard Ice Dragon
 * Sets a card

Mage's Turn

 * Activates Mythical Calling, discarding two monsters to summon Ancient Fire Demon (ATK: 2800) > (ATK: 3300)
 * Attacks Sorcerer of Dark Magic (Yami: 100)

Yami's Turn

 * Activates Pot of Greed, drawing two cards.
 * Activates Royal Summoning, cutting his life points in half (Yami: 50) to summon Jack's Knight, Queen's Knight and King's Knight (ATK: 1900) (ATK: 1500) (ATK: 1600) respectfully
 * Sacrifices all three of his Knights to summon The Winged Dragon of Ra (ATK: 5000)
 * Attacks Ancient Fire Demon with Winged Dragon of Ra (Mage: 1100)
 * Attacks directly with Blizzard Ice Dragon (Mage: 0)

Yami wins