Yu Gi Oh s strongest dragon deck. 20

It's not the strongest, but it has a good win rate.

True Red-Eyed Dark Iron Dragon 3

Blue-eyed White Dragon 3

Legendary White Rock 2

Matterosaurus 1 Triceratops 2

Bombing Dragons 1, Folk Arts Dragons 1

Dragon's Spearhead 1

Lance phosphospho 1

Phantasmal Dragon 1: Horus's Black Flame Dragon Lv4 1

Horus's Black Flame Dragon lv6 2

Horus's Black Flame Dragon lv8 1

Transformation Pot 1: Herald of Hades Gus*1

Chaos Sorcerer*1

Whirlwind 2: Forbidden Holy Lance 2

Book of the Moon 1: Future Fusion 1

Dragon Mirror 1 Discount Shopping 2

Sealed Cabinet 1

Mind Manipulation 1

Hurricane 1, dead resurrected 1

Black Hole 1: God's Proclamation 1

Rapids Burial 1 Bribery of the Demon Palace 2

Dimensional claustrophobic 2

Naraku of the Abyss 1

God's Warning 1

Light Protection: Reflected Power 1

The Call of the Living Dead 1

EX] Five Divine Dragons*1

Blue-Eyed Ultimate Dragon*1

Three-Headed Dragon King*1

Ice Barrier Dragon: Trident Dragon*1

True Red Dragon*1

Giant Fighter*1

Scrap Dragon*1 Dark Terminator*1

Stardust Dragon*1, Black Rose Dragon*1

Pterodactyl*1 Earth Knight Gaia Knight*1

Ice Enchantment Dragon: Light Spear Dragon*1

Technology is a super-librarian*1

Allies of Justice Calamity.

Monster 18] Kamen Dragon 3 True Red-Eyed Wyvern 3 True Red-Eyed Dark Iron Dragon 3 Material Dragon 2 Light Dark Dragon 2 Public Opinion Dragon 2 Decoy Dragon 1 Yan Dragon 2 [Demon Trap 22] Dragon Mirror 2 Future Fusion 1 Sealed ** Cabinet 2 Whirlwind 2 Hurricane 1 Light Seal 1 Dead Su 1 Holy Spear 2 (Holy Grail 2 Drink to Light and Dark Dragon) Heavenly Punishment 1 Mirror Power 1 Living Dead 1 Dragon Reverse Phosphorus 2 Shenxuan 1 Divine Police 2 Thief Seven Props 2 (Trap Powerless 2) Five Divine Dragon 3 Stardust Dragon 3 Black Rose Dragon 2 True Red Devil Dragon 1 ......The Lord summons the Five Emperor Dragons, piles up the tombs, the dark iron dragon pulls infinitely, and uses the public opinion dragon to summon the light and dark dragon to seal the demon trap....

Here's my dragon deck, as follows:

Blue-eyed white dragon 3 blue-eyed dragon.

Bomb Dragon 3 True Red-Eyed Dark Steel Dragon 3

True Red-Eyed Wyvern 3

Blowing Snow Dragon 2 Long-armed Dragon lv3

Long-armed dragon lv5

Long-armed dragon lv7

Armored Dragon lv10

The dragon of light and darkness.

Synthetic Dragons. Big-headed dragon.

Soul Dragon. The White Night Dragon of Green Ice.

Hardened armed dragons.

Dragon Monarch - Dragon Dominator 2

Genesis Dragon. Destroy Longgang Dora.

Swamp Demon God 3

Ruler of another dimension.

Fusion Card: Dragon Demon King Dragon 2

FGD Five Disaurus 3

Blue-eyed Ultimate Dragon 3

Ultimate Dragon Knight.

Magic & Traps:

Fusion. Dragon's Mirror 3

Future fusion 3 Dragon's Heart.

Devastating Burst Wind Bomb.

Adjust the level. Dark energy.

The mischief of the goddess of time.

Heaven-sent Treasure Plate. Lift up.

The dead were brought to life. Gale.

The Guardian Deity's Treasure Plate.

Announcement of the Heavenly Punishment 2 Palace.

God's grace. Burst of blessings.

Rainbow's Life. The Pope's Tin Staff.

Blue-eyed white dragon x2

and Ruth Black Flame Dragon x1 for each level

True Red-Eyed Dark Iron Dragon x3

Material Dragon x3 True Red-Eyed Wyvern x3

Dole, Dora x1

Kamen Dragon x3 Bomb Dragon x3

Legendary White Rock x2

Transforming pots. Big storms.

Torrent burial. Surviving Baoza.

The dead were brought to life. Reflective force.

The power of unity. Naraku's Cave x2

Hero Visits x2

Seals are expensive.

Future convergence. Dragons reverse scales.

Grade Restriction A Region.

Royal Palace Notice. God's declaration.

Whirlwind. Obliterate the apostles.

Star Dragon. Sharpshooter.

Black Rose Dragon. Magical androids.

Squirting insects. True Red Dragon.

Radiant Finish Dragon.

I think it's still a blue-eyed white dragon-based deck, and it can also be improved with the Five Emperor Dragons.

One Destruction Dragon Gangdora is enough.

Monster: True Red-Eyed Wyvern 3

True Red-Eyed Dark Iron Dragon 3

Nuclear Jackie Chan 3 Kamen Dragon 3

Thunder King 3 Effect Occlusion 1

Triceratops 1

Bombing Dragon 2 Magic: The Pot of Desire and Modesty 3

Sealed Cabinet 2

Future Convergence 1

Reincarnation of the dead 1

Black hole 1 Whirlwind 2

Book of the Moon 1 Trap: Call of the Living Dead 1

Dimensional claustrophobic 2

God's Proclamation 1

God's Warning 2

Naraku's Fall 1

Dust Tornado 2

Riptide Burial 1EX: Chimeric Fortress Dragon 2

The Righteous Allies Scourge 1

Gaia, Knight of the Earth 1

Giant Fighter*1

Stardust Dragon 1 Pterodactyl 1

Black Rose Dragon 1

Scrap Iron Dragon 1 Five Divine Dragons 1

Ice Barrier Dragon: Trident Dragon*1

Ice Enchantment Dragon: Light Spear Dragon*1

Hope Emperor Hope 1

His deck is purely for competition, and he has put some environmental objects in it, so there's no need to copy it all by hand.

Is that deck awesome enough to finish ninth?

Just take a look, your level and environment may not be suitable.

19 Monster Cards:

Juggernaut Hyperion 3

Eth the Mystic Walker 3

Venus, the Substitute of Creation 3

Divine Sphere 3 Proclamator of Vermilion Light 3

Archangel Cristia 2

Three-Eyed Monster 1 Ernest 1

12 magic cards:

The pot of desire and modesty3

Treasure of the Sky 3

Black Hole 1 Hurricane 1

The Book of the Dead Resurrection January 1

Whirlwind 2 Trap Card 9:

God's Proclamation 1 God's Warning 2

Naraku's Cave 2

The Big Tornado of Sand and Dust 2

Riptide Burial 1 Chute 1 [15 Extra Card Decks].

Ice Barrier Dragon: Trident Dragon*1

Spray Worm 1 Scrap Iron Dragon 1

Stardust Dragon*1, Black Rose Dragon*1

Ancient Saint Pterodactyl 1

Knight of the Earth, Knight of Gaia, 1

Ice Enchantment Dragon: Light Spear Dragon*1

Technology is a super-librarian*1

Mana Android 1

Okaru Wind Phoenix 1

**Gloves 1 Red Lotus Dinosaur 1

Bonitas iron 2

15 sub-decks].

Gus, the messenger of Hades1

Thunder King 2 Password Scout 3

Except for the Imperial Trial 2 chain 2

Dimensional Claustrophobic 3 Dust Big Tornado 1

Evil God's Calamity 1