Forum:Help with dark deck?

OK, so I'm looking for a good dark deck. My current deck is as follows:

MONSTERS- (18)

DAD Caius Blackwing- elphin the raven marie the fallen one (use for discard) power invader

Blackwing- shura the blue flame, bora the spear, and ghibli the searing wind weeping idol snipe hunter sangan nights end sorcerer dark tinker blast sphere chthonian soldier gravekeepers guard shadow delver big eye

SPELLS- (12)

lightning vortex x2 mystical space typhoon x2 hand and card destruction swords of revealing light mystic plasma zone nobleman of crossout supremacy berry soul release pot of avarice

TRAPS- (10)

dust tornado torrential tribute defense draw trap dustshoot call of the haunted dimensional prison x2 raigeki break gozen match dark bribe

EXTRA DECK- (1)

Black winged dragon

Please say what I should take out as well as what I should replace it with and an explanation of why.