Ouka, Archmage of the Athos

Flying, Hexproof, Affinity for artifacts
{x}{u}{u}, Counter target spell with converted
mana cost X
{1}{r}{r}, Copy target instant or sorcery spell.
You may choose new targets for the copy.
{x}{u}{r}, Search your library for an instant or
sorcery card with converted mana cost X reveal
that card and put it into your hand. Shuffle your library.