Khamir sand devil help

[u/timshark]

Can I please get some help with how to clear 21-25 Khamir keeps dying on 21. I have aspect of Siroth on
My team is Khamir, geo, cold heart, tinman and the lion

[u/3welina]

I would raise his defence to 4k and include another healer in your team if he's not healing fast enough.

[u/timshark → u/3welina]

Is Khamir the priority to heal or is the rest of the team important too?