Dannah, Divine Duality

Defender, flying
Angel spells you cast cost {2} less to cast.
Other Angels you control have base power and
toughness 2/2 and can't block.
{1}{w}: Until end of turn, Dannah's base power
and toughness becomes twice the number of
Angels you control.
{1}{u}, tap two untapped Angels you control:
Draw a card.