Theros white/Black deck idea

[Destore117]

{Phalanx Leader} + {Celestial Ancient} + {Ordeal of Heliod}+  {Ordeal of Erebos}
Turn 1 Plains
Turn 2 Plains play Phalanx
Turn 3  swamp and Play either Ordeal card
Attack
3/3 Phalanx Leader
Turn 4 land attach other Ordeal
Attack
5/5 Phalanx Leader
30 life
Opponent Discard 2
Turn 5 play ancient

Notable possibilities.
Add {Contaminated Ground} to infect other players mana (and add enchants)
Add {Ethereal Armor} to give first strike and alot more +1's
Round it out with {Sphere of Safety} + {Privileged Position}
Other Possibilities
{Underworld dreams}
{Blood Reckoning}
{Ten-Thousand Lashes}
{Pacifism}