Well, not exactly pure dark (or warrior/spellcaster) but I give priority for them, also for effect monsters. it's a 80 cards deck (and one fusion monster)
Archfiend soldier x2 -/- summoned skull -/- the illusory gentleman -/- archfiend of gilferĀ
dark magician x2 -/- chaos command magician -/- chthonian soldier -/- cliff the trap remover
dunames dark witch -/- cyber jar -/- cyber raider -/- dark dread route
jack?s knight -/- dark magician girl x2 -/- don zaloog -/- double coston
lady of faith -/- element valkyrie -/- exiled force -/- familiar knight
magical ghost -/- frontier wiseman -/- gear fried the iron knight -/- invader of the throne
maiden of the moonlight -/- jinzo -/- king?s knight -/- kryuel
millennium shield -/- maha vailo -/- malice doll of demise -/- merits the infernal general -/- axe of despair
queen?s knight -/- needle burrower -/- penumbral soldier lady -/- pitch-black werwolf
sorcerer of dark magic -/- fusion sword murasame blade -/- gravekeeper?s servant -/- gravity axe - grarl
swift gaia the fierce knight -/- lightning vortex -/- mask of dispel -/- mystical space typhoon
total defense shogun -/- nobleman of crosscut -/- polymerization -/- smashing ground
banner of courage -/- sword of dark destruction -/- swords of revealing light -/- yellow luster shield
big bang shot -/- acid trap hole -/- bottomless shifting sand -/- bottomless trap hole
black pendant -/- dimension wall -/- gust -/- magic cylinder
dark factory of mass production -/- meteorain -/- michizure -/- needle wall
dark magician?s tome of black magic x2 -/- pineapple blast -/- royal command -/- sakuretsu armor
de-spell -/- trap hole -/- widespread ruin -/- alkana knight joker
dive sword - phonix blade -/- ekibyo drakmord -/- fairy of the spring -/- flint