Rakka, Shameless Menace

Equipped creature has menace.
{1}{r}, Discard an artifact card: Draw two cards.
{0}, Sacrifice two artifacts: Regenerate Rakka, Shameless Menace or equipped creature.
Reconfigure {b} ({b}: Attach to target creature you
control; or unattach from a creature. Reconfigure
only as a sorcery. While attached, this isn't a
creature.)