Rona, Herald of Invasion // Rona, Tolarian Obliterator (Showcase)
Set:
March of the Machine
Description
'Whenever you cast a legendary spell, untap Rona.
{T}: Draw a card, then discard a card.
{5}{B/P}: Transform Rona. Activate only as a sorcery. ({B/P} can be paid with either {B} or 2 life.)