Xygrlt, Sly Companion

{u}{b}{r}: Copy target spell or ability.
Xygrlt, Sly Companion's power is equal to the
number of instant and sorcery cards in your graveyard.
Whenever you cast or copy a spell Xygrlt, Sly Companion can't be blocked until end of turn.
Partner (You can have two commanders if both
have partner)