It was a wild week in the Big 12, especially on Saturday with several unexpected upsets taking place. Here's a look at our newest batch of power rankings, following last week's slate of games. Last week: L 68-70 vs.

As Trade Deadline week approaches all eyes are on the Luka Doncic trade and speculation of what other surprises might be around the corner. Still, there are games being played and power rankings to be made.

In this week's Power Rankings, Houston remains on top, followed closely by Iowa State. The next three are very tightly bunched - Kansas, Arizona, and Texas Tech. And that was before Arizona's half-court shot on Monday night (that will be reflected in next week's Power Rankings).