Your main team uses gear properly, your other 2 teams just have total init/4.

So for example;

your main team can have 4k/2k/2k/2k initiative, your other teams will have 10k total/2.5k each.
your enemy can have 3.8k/2.5k/2,5k/2k initiative, his other teams will all have 10.8k total/2.7k each.