Sirius Songstell, the Whisper

Reach
{x}{w/b}{w/b}: Mantle of Whispers: Sirius Songstell, the Whisper becomes a copy of target creature card in opponent's graveyard with converted mana cost X. While transformed, this creature loses Reach (until the copied creature also had this ability). Using other abilities ends the transformation.
{2}, {t}: Target attacking creature gains first strike until the end of attack phase.
{t}: Add {w/b} to your mana pool.