Ballidrose, All Seeking

Flying
Alliance
{w/u}: Spells cast this turn cost {1} more to cast
{w/u}{w/u}: Spells cast this turn cost {1} less to cast
{w/u}{w/u}{w/u}: Target spell cannot be countered
{w/u}{w/u}{w/u}{w/u}: Counter target spell
{w/u}{w/u}{w/u}{w/u}{w/u}:Exile each nonland permanent