King Tarais, Sixth of the Name

Eminence - If Tarain, Sixth of the Name is in the command zone at the beginning of your upkeep, you may look at the top card of your library. If
the card is an artifact, you may reveal it and put
it in your hand.
Improvise.
When King Tarais, Sixth of the Name enters the battlefield put X +1/+1 counters on it, where
X is the number of artifacts you control.