Elvish Shapeshifter

Hexproof
{t}: Add {g}{g}{g}{g} to your mana pool and
turn Elvish Shapeshifter into a 11/11 green Nightsaber with Haste, First Strike, Menace
and Hexproof until end of turn then exile Elvish Shapeshifter.
"To become one with nature you must let your inner beast run free!"