Yig's Charmer

Deathtouch
{w}, {b} or {g}, Gain control of target
snake or serpent creature. If it did not
alredy, it gains deathtouch. You keep
control of this creature until Yig's
Charmer leaves the battle feild. When
Yig's Charmer leavs the battle feild, all
snakes or serpents that have agined
deathtouch, loose deathtouch.