What can i do to make my raw attackpower yu-gi-oh fiend deck better?

Question

1x destiny hero - defender

1x monster reborn

1x draining sheild

1x dust tornado

1x newdoria

1x mystical space typhoon

1x covering fire

3x great maju garzett

2x dark necrofear

2x summoned skull

1x night assailant

1x magic cylinder

1x nobleman of crossout

1x fissure

1x raviel, lord of phantasms

2x big eye

1x shooting star bow -ceal

1x negate attack

1x kiseital

1x wicked eraser

1x gravitic orb

1x lighting vortex

1x judgment of anubis

1x swords of revealing light

1x scapegoat

1x shadow spell

1x torrential tribute

1x feather of the phoenix

1x doom shaman

1x clock tower prison

1x fusion devourer

1x evil hero infernal gainer

1x soul extange

1x mage power

2x renge gatekeeper of the dark world

1x cyber shadow gardna

1x permature burial

1x sakurtsu armor

1x chainsaw insect

1x flash of the forbidden spell

1x twin swords of flashing light - tryce

2x archfiend soildier

1x goblin king

Answer 1

*Mystic Plasma Zone for more power

*Dark Illusion to protect your monsters

*Graceful Charity if you have many Dark Worlders

*Metabo Globster if you want to get Raviel out faster

*Phantom Skyblaster same reason as above

*Fires of Doomsday same reason as above

Lastly:

http://yugioh.wikia.com/wiki/Fiend_Deck