Staff of Virtuous Focus

{t}{w}Artifacts you cast this turn can't be
countered.
{t}{u}Instants you cast this turn can't be
countered.
{t}{b}Sorceries you cast this turn can't be
countered.
{t}{r}Enchantments you cast this turn
can't be countered.
{t}{g}Creatures you cast this turn can't be
countered.