Vah Nero, Elite Tracker

Whenever you would draw a card, put a +1/+1 counter on target artifact creature you control.
{4},{t}: Create a Legendary 4/4 artifact creature
token with Vigilance and Reach named 'Bahu,
Nero's Hunter'.
{1}{u}{u/r},{t}: Draw a card.
He returns, and brings with him a plan.