Let The Fire Elementals Ignite! | Isles of Sea and Sky #11 

Many thanks - you trying to solve C2 made me think about my understanding of the fire elemental mechanics and what I think this room is trying to teach [the player] (or at least use) and manage to solve it myself.

There we go! The pieces finally clicked!

a little hint, the snake eyes glow red on screens with unfound notes, and eyes of horuses (secrets)