Akroma, Angel of Wrath

Flying, first strike, vigilance, trample, haste, protection from black and from red

Northern Paladin

{W}{W}, {T}: Destroy target black permanent.

Darkest Hour

Distorting Lens

{T}: Target permanent becomes the color of your choice until end of turn.

White Knight

First strike (This creature deals combat damage before creatures without first strike.)
Protection from black (This creature can't be blocked, targeted, dealt damage, or enchanted by anything black.)

Plains

Paladin en-Vec

First strike, protection from black and from red (This creature deals combat damage before creatures without first strike. It can't be blocked, targeted, dealt damage, or enchanted by anything black or red.)

Circle of Protection: Black

{1}: The next time a black source of your choice would deal damage to you this turn, prevent that damage.

Order of the White Shield

Protection from black
{W}: Order of the White Shield gains first strike until end of turn.
{W}{W}: Order of the White Shield gets +1/+0 until end of turn.

Order of the Sacred Torch

{T}, Pay 1 life: Counter target black spell.

Tainted Field

{T}: Add {C}.
{T}: Add {W} or {B}. Activate only if you control a Swamp.

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.