Nightshade

This card has no color.
{3}: Create a 1/1 myr creature token that has the
ability "when this creature dies, it deals 1 damage
to a random opponent and you gain 1 life."
Whenever a myr deals damage to a player, create
a treasure token.
Whenever a myr dies, you may pay {p/b} to put Nightshade onto the battlefield from the
command zone.