Zealous Outcasts

{w}: Choose a color. Target creature you control can't be dealt damage by spells or permanents of the chosen color until end of turn.
{1}{w}: Choose a color. Target creature you control can't be blocked by creatures of the chosen color until end of turn.
{2}{w}: Choose a color. Target creature you control can't be the target of spells or abilities of the chosen color until end of turn.
Charms for the masses.