As Ugh says spirit bond is the way to go
For all the reasons he said
And because it doesn't need a chimera shot its just passive it heals between fights to keep you topped up

You are correct about the pet buffs though
Later at lvl 100 you can get pets to cover all the main buffs plus bloodlust and a small heal from a spirit beast all in one 5 man team

The other 4 accounts that are not recorded are on a seconday screen to my left
They are not recorded because the software targets the window that you tell it to

That team in that video is not meant for endgame
They will be a farm team that runs older raids for the gold

There are however other teams that will be doing endgame raiding...or atleast trying to
With Emitchell and another friend we will give it a go
Just been talkin bout that today as a matter of a fact

Feel free to ask other questions Or give comments the community is very helpful

Hope this all looks good i answered the post from my phone and the tzt is so small proif reading is B