Trail of the Noxiouslich

Trail of the Noxiouslich enters the battlefield
tapped.
{t}: Add{b},{g},or{u}
Whenever Trail of the Noxiouslich is tapped for
mana, create a 1/1 black, green, and blue ooze
creature token with, "Whenever an ooze enters
the battlefield under your control put a +1/+1
counter on this creature token.