Deadly Power

[FlickerYourOwnIdentity]

Deadly Power 60 cards, 0 sideboard 4 {Godless Shrine} 9 {Plains} 7 {Swamp} 3 {Fetid Heath} 23 lands 3 {Crypt Ghast} 4 {Knight of the White Orchid} 3 {Wall of Blood} 4 {Vesper Ghoul} 2 {Vizkopa Confessor} 16 creatures 2 {Gift of Estates} 2 {Liliana of the Dark Realms} 4 {Near-Death Experience} 3 {Angel's Grace} 1 {Plague of Vermin} 3 {Worship} 2 {Underworld Connections} 4 {Phyrexian Arena} 21 other spells Sideboard

[FlickerYourOwnIdentity]

I realize that this deck tech has been posted like twice in the matter of 2 days but I wanted to put my own spin on it.

[FlickerYourOwnIdentity]

Any thoughts on the deck, or sideboard possibilities?