Fibble, Thibble and Morrs

Ward {1}, Haste, Wither
Whenever you cast an Instant or Sorcery spell
from your hand targeting a permanent an
opponent controls, shuffle your library. Then,
reveal cards from the top of your library until
you reveal an Instant or Sorcery spell with
converted mana value one or less. Then, you
may cast that spell without paying its mana cost.
{2}: Fibble, Thibble and Morrs deals 1
damage to any target.