Vehemius, Guardian of Mazan

{t}: Add {r} to your mana pool
{r}{r}: Vehemius deals 3 damage to target attacking creature. If a creature dealt damage this way would die, exile it instead.
{3}{r}{t}: Vehemius becomes a 6/6 red Elemental creature with indestructible, haste, and trample until end of turn.
{1}: Untap Vehemius