Matt Muto Vs King Bowser

This is a Duel for my Yu-Gi-Oh! / Paper Mario: The Thousand Year Door Crossover.

Duel Recap
Life Points: 4000 / 4000

Cards in Decks: 40 / 40

Bowser's Turn

 * Normal Summons "Goomba" (ATK: 1200 / DEF 1000) in Attack Position.
 * Activates Quick-Play Spell Card "Multiply"; Bowser tributes "Goomba" to Special Summon five "Goomba Tokens" (ATK 1200 / DEF 1000) in Defense Position.
 * Sets a card.

Matt's Turn

 * Activates Spell Card "Dark Magic Curtain"; Matt pays half his Life Points (Matt: 4000 -> 2000) to Special Summon "Dark Magician" (ATK: 2500 / DEF: 2100) from my Hand in Attack Position.
 * Activates Spell Card "Diffusion Wave-Motion"; Matt pays 1000 Life Points (Matt: 2000 -> 1000) to allow "Dark Magician" to attack all of Bowser's monsters on the field.
 * Attacks Bowser directly with "Dark Magician" (Bowser: 4000 -> 1500).
 * Sets a card.

Bowser's Turn

 * Activates Field Spell Card "Koopa Battle Fortress", boosting all his Koopa-Type monsters ATK and DEF points by 300.
 * Activates Spell Card "Goomba Surgery", he removes three Koopa-Type monsters from his deck and discards them to the Graveyard to Special Summon "Goomba" (ATK: 1000 / DEF: 200) from his Graveyard in Attack Position.
 * Tributes "Goomba" to Normal Summon "Grand Goomba" (ATK: 2400 / DEF: 1800) in Attack Position.

Matt's Turn

 * Attacks "Grand Goomba" with "Dark Magician".
 * Bowser activates Normal Trap Card "Retribution of the Koopa", trading his "Grand Goomba" for "Bowser Jr." (ATK: 450 -> 750 / DEF: 600 -> 900) from his Deck in Defense Position.
 * "Bowser Jr." is destroyed but it's effect activates: "Dark Magician" is automaticly destroyed as well.
 * Normal Summons "Beta The Magnet Warrior" (ATK: 1700 / DEF 1600) in Attack Position.

Bowser's Turn

 * Activates Spell Card "Fullment of the Koopas"; he discards three Koopa-Type monsters from his Deck to the Graveyard, he draws five cards.
 * Activates Ritual Spell Card "Gargantuan Ritual", he discards "Koopatrol" and "Koopa Paratroopa" from his hand to Ritual Summon "Gargantuan Koopa" (ATK: 2900 -> 3200 / DEF: 2400 -> 2700) in Attack Position.
 * Attacks "Beta The Magnet Warrior" with "Gargantuan Koopa".
 * Matt activates Normal Trap Card "Nutrient Z" to gain 4000 Life Points before damage calculation (Matt: 1000-> 5000 -> 3400).

Matt's Turn

 * Sets 2 cards.
 * Normal Summons "Winged Kuriboh" (ATK: 200 / DEF: 300) in Attack Position.

Bowser's Turn

 * Normal Summons "Paragoomba" (ATK: 1300 / DEF: 1100) in Attack Position.
 * Matt activates Normal Trap Card "Dark Renewal", tributing "Winged Kuriboh" and "Paragoomba" to Special Summon "Dark Magician" (ATK: 2500 / DEF: 2100) from his Graveyard in Attack Position.
 * Attacks "Dark Magician" with "Gargantuan Koopa".
 * Matt activates Continuous Trap Card "Spellbinding Circle"; reducing "Gargantuan Koopa's" ATK by 700 points ("Gargantuan Koopa" ATK: 3200 -> 2500 / DEF: 2700) and preventing it from attacking.

Matt's Turn

 * Activates Spell Card "Pot of Greed"; letting him draw two cards.
 * Activates Equip Spell Card "Magic Formula", raising "Dark Magician's" ATK by 500 points ("Dark Magician" ATK: 2500 -> 3000 / DEF: 2100).
 * Attacks and destroys "Gargantuan Koopa" with "Dark Magician" (Bowser: 1500 -> 1000)

Bowser's Turn

 * Activates Spell Card "Pot of Greed"; letting him draw two cards.
 * Normal Summons "Bowser Jr." (ATK: 450 -> 750 / DEF: 900) then activates it's effect; he tributes his "Bowser Jr." to Special Summon from his Hand "Koopa King" (ATK: 3000 -> 3300 / DEF 2500 -> 2800) in Attack Position.
 * Activates "Koopa King's" effect: For every Koopa-Type monster in his Graveyard "Koopa King" receives 200 extra ATK points. There are 10 of them, so 10 x 200 = 2000 extra ATK points. (ATK: 3000 -> 5000 / DEF: 2800).
 * Attacks and destroys "Dark Magician" with "Koopa King" (Matt: 3400 -> 1400).

Matt's Turn

 * Activates Spell Card "Blood Exchange", paying half his Life Points (Matt: 1400 -> 700) to draw four cards.
 * Activates Spell Card "Monster Reborn" to Special Summon "Winged Kuriboh" from Graveyard in Defense Position.
 * Tributes "Winged Kuriboh" to Normal Summon "Dark Magician Girl" (ATK: 2000 / DEF: 1700) in Defense Position. With the "Dark Magician" in Matt's Graveyard "Dark Magician Girl" gets a 300 ATK point boost (ATK: 2000 -> 2300 / DEF: 1700).
 * Sets a card.

Bowser's Turn
Matt wins
 * Activates Continuous Spell Card "Flamming Meteor"; allowing all his monsters to deal piercing damage to any monster in Defense Position.
 * Attacks "Dark Magician Girl" with "Koopa King".
 * Matt activates Normal Trap Card "Magic Cylinder"; redirecting "Koopa King's" attack back to Bowser's Life Points (Bowser: 800 -> 0)