Please tell me how to make this deck better.

Monsters:

2x Chaos Sorcerer

Dark Armed Dragon

2x Darkflare Dragon

Ehren, Lightsworn Monk

Jain, Lightsworn Paladin

2x Lightpulsar Dragon

Lumina, Lightsworn Summoner

Wulf, Lightsworn Beast

Mask of Darkness

Mystic Tomato

2x Ryko, Lightsworn Hunter

2x Shining Angel

2x Spirit Reaper

Spear Cretin

Interplanetarypurplythorny Dragon

2x Necro Defender

Garoth, Lightsworn Hunter

Gagaga Magician

Dark Blade the Captain of the Evil World

Lyla, Lightsworn Sorceress


Spells:

Monster Reborn

Heavy Storm

Charge of the Light Brigade

2x MST

2x Crashbug Road

Book Of Moon

Lightning Vortex


Traps:

Dimensional Prison

Mirror Force

Negate Attack

Torrential Tribute

2x Bottomless Traphole

2x Fiery Fervor

Draining Shield

Extra Deck:

Number 96: Dark Mist

Number 17: Leviathan Dragon

Number 30: Acid Golem of Destruction

Number 10: Illuminknight

2x Number 39: Utopia

Number C39: Utopia Ray

Make it a Chaos Dragon deck, not a Lightpulsar/Darkflare deck. ~ you can still keep the LS engine, like not only lyla and ryko x3, but you can have Lumina, Ehren and Jain in it, as well as JD - just like the finalist (that I can't think of his name), finished 2nd, in YCS Philly.

ok i'll try that