This week's menagerie boss flawless on heroic is actually quite easy compared to week 2. Here you can use well of radiance and banner shields for massive advantages as protection. The only things to really worry about are actually cyclops's and hobgoblins after DPS phases. If you keep an eye on those and prioritize weapon elements you will be in good hands. A 2-plate kill is easily doable and a 1-plate may even be possible.
If you like what you see subscribe and hit the bell