Kazpa, Lingering Moonlight

Ward —Discard a card
{1}{w}, {t}, Discard a card: Until end of turn, if a creature would enter the battlefield and it wasn't cast, exile it instead.
{1}{u}, {t}, Discard a card: Until end of turn, if a player taps a nonbasic land for mana, it produces colorless mana instead of any other type.