[&DQg1PhM1QCrnGgAA1xoAAHYBAABzAQAA6BoAAAAAAAAAAAAAAAAAAAAAAAA=]Support Harbinger excels at boon stripping and crowd control, while providing boons and some healing making it a valid choice for the off supporter slot in WvW zergs. Your main task is to provide coordinated boon removal and crowd control. Your main tools for this are:
Via you upgrade your staff skills to trigger on allies and provide additional effects:
The Harbinger core mechanic is the . It offers you a new set of skills replacing your weapon skills. Via you grant to yourself and allies while in the shroud. Harbinger also grants you access to elixir skills. Most notably which gives you access to all boons for a short duration. Via all boons from elixirs are also granted to allies.
The rotations for bomb/well, breach and nightfall call are more or less the same as you want to chain as many corrupts as possible in a short time to strip all boons from the enemies fast. If certain skills are on cooldown skip them and use them on the next call.





Same rotation as breach. If commander is not calling it, use it on your own discretion.