Ruka, of the Veiled Lotus

{u}, Tap a cleric: Draw a card. Use this ability only
if Ruka, of the Veiled Lotus attacked this turn.

{u}{u}, Discard a card: Switch target blocking creature's power and toughness until end of
turn.

The clerics of the Veiled Lotus twist sacred duty into deceptive art, unbalancing foes with every feint.