Trail of Tranquility

At the beginning of combat on your turn, you
may tap any a creature you control. If you do, roll a 6-sided die. Then you may repeat this process.
1-3 - Nothing
4 - Scry 1 once for each of your opponents.
5 - Choose a creature for each opponent. Those creatures get -1/-0 until end of turn.
6 - Draw X cards, where X is half of your opponents, rounded down.