This was my third blind attempt at the merchant tower. I realized that a lot of mitigation is needed if the plan is to use taunt. Looks like killing the bot NPC fast is very useful.
00:00 Fight starts
04:53 Breaking the bottom NPC
07:15 Facing off versus both NPCs
08:08 Breaking the top NPC
09:10 Finishing the fight
11:20 Aftermath
11:45 Team and loadout