Ok this is very simple, you stand on the edge of the pipe you start in. Make the following macro for a nice countdown:
Press it when the arena starts, wait till it says jump and then jump heading the enemys pipe and you will be shot right into your enemys. Will make a video if you think thats needed.Code:/in 6 Jump! /in 5 1 /in 4 2 /in 3 3 /in 2 4 /in 1 5 6