1) On first whistle, O1 attacks the net against X1
2) On second whistle, O1 & X1 leave their puck, O2 attacks the net against X2 (now making it 2 on 2)
3) On third whistle, X1, O1, O2, & X2 leave their puck and O3 attacks the net against X3 (now creating a 3 on 3)
4) On final whistle, players leave the puck, and coach shoots - forwards attempt to get in position to tip - d attempts to hold position

Tags: 1 on 1 battles down low, Centers helping in D zone, Positioning in front of net., Body between attacking player and net, Stick in the passing lane