Piece of Fruit?

Piece of Fruit? enters the battlefield tapped.
{t}: Add {b} or {g}.
{1}{b}{g}: Piece of Fruit? becomes a 2/2 black and
green Mireclops creature with deathtouch until
end of turn. It's still a land.
"I know now that it's not a Sunseed Berry, but what
is it? A plant? An animal? I thought I'd figure it out
once I tasted it, but the captain snapped at me not to
lick everything we fight. How else am I supposed to do science?!" - Brittany