Rogue druid duo can solo almost any boss with winds bark heals rogue needs some Dex and works as main DPS. On bosses that call adds is when things get tough keep druid uninterrupted and your set. Rogue should be at least lvl off mob druid within 20
You can go low hp full focus if you max abundance and bark but regen is crucial e regen lix will be sufficient. It's a high maintenance build but is possible