Black Deck - Ultimate

[Nanocarter23]

Black Deck - Ultimate 61 cards, 0 sideboard 23 {Swamp} 23 lands 2 {Kiku, Night's Flower} 2 {Royal Assassin} 1 {Desecration Demon} 4 {Crypt Ghast} 1 {Child of Night} 1 {Phyrexian Obliterator} 2 {Bloodgift Demon} 2 {Ashling, the Extinguisher} 2 {Guul Draz Assassin} 3 {Vampire Nighthawk} 2 {Cemetery Puca} 22 creatures 2 {Sadistic Sacrament} 2 {Liliana of the Dark Realms} 2 {Consuming Vapors} 2 {Army of the Damned} 2 {Consume Spirit} 2 {Phyrexian Arena} 2 {Undying Evil} 2 {Choice of Damnations} 16 other spells Sideboard

[Nanocarter23]

any other tips to add or cards to take out or add?