Well, I'm kind of in trouble. It seems that I can't win anymore. In past week I haven't won even once, but usually I won in about 70% of my duels. I'm not sure if this is my decks fault, but well I can try.

Monsters:
3x Des Volstgalph
2x Strongwind Dragon
3x Dread Dragon
2x Magna Draco
1x Delta Flyer
2x Dragonic Knight
2x Blizzard Dragon
1x Stardust Xioalong
3x Red-eyes Darkness Metal Dragon
2x Red-eyes Wyvern

Spells:
1x Dragon's Mirror
1x Future Fusion
1x Swords of Revealing Light
1x Monster Rebown
1x Card Trader
1x Question
1x Book of Moon
1x Hammer Shot
1x Synchro Boost
1x Stardust Shimmer

Traps:
2x Dark Bribe
2x Bottomless Trap hole
2x Dimensional Prison
1x Mirror Force
1x Call of The Haunted

Extra:
1x Black Rose Dragon
2x Exploder Dragonwing
1x Stardust Dragon
1x Brionac
1x Trishula
1x Trident Dragion
2x Five-headed dragon
3x Red Dragon Archfiend
2x Red Nova Dragon

By the way, this isn't my only dragon deck. I just use this one most.

Monsters: 21
Red-Eyes B. Dragon x3
Red-Eyes Darkness Metal Dragon x3
Red-Eyes B. Chick x3
Red-Eyes Wyvern x3
Exploder Dragon x3
Masked Dragon x3
Decoy Dragon x3

Spells: 16
Inferno Fire Blast x3
Ancient Rules x2
Stamping Destruction x2
Monster Reborn x1
Mystical Space Typhoon x2
Wave-Motion Cannon x3
Meteor of Destruction x2
Dark Hole x1
Traps: 3
3x Royal dec

Try this deck .

meh im pretty bored so i give you a free win for the next matches with that deck

2x dodger dragon
2x koaki meiru drago
3x masked dragon
1x exploder
2x prime material dragon
2x totem dragon
1x light and darknes dragon
1x delta flyer
3x redmd
3x wyvern

spells:
2x gold sarcophag
1x future fusion
2x mystical space typhoon
1x hole
1x reborn
1x trunade
2x forbidden lance

traps
2x burst breath
mirror forcr
1x TT
1x solemn juggement
1x rivalry of the warlords ( 1 main 2 side )
2 trap stuns or seven tools of the bandit like you like it
2x solemn warning

ok with that deck you will rock the most guys try it cya around

^thats my DN deck >.< u stole it or something?
but i CoTH and no tuner

na thats a sort of my build ^^ well yea you could try coth its good in dragons
and 1-2 tuner is proness

Well, I'm happy to annouce that just as I tough it wasn't my decks fault.
I'm now feeling better and I can duel and win again! ^^