Here`s how to defeat Hyperion, the fourth boss in Returnal
(Android Central)

Follow the music. Just when Selene thought she had broken the cycle and returned to her normal life, she gets dragged back to Atropos only to discover that the cycle is not broken. Not yet. Wandering through the Echoing Ruins, she follows a song playing deep in the center of the ruins and plans to silence it. Hyperion is the fourth boss in Returnal, and is one of the hardest. If you`re struggling to defeat Hyperion, we`re here to help. Here`s how to defeat Hyperion in Returnal. How to prepare Returning to the planet of Atropos again will leave Selene without any of the upgrades she collected her first time around. None of the items or artifacts carry over, but weapon skills and permanent upgrades remain. Also, you`ll notice that Weapon Proficiency, which was once capped at 15, can now raise up to 30. The key to preparing for this fight is to look for Silphium Resin to upgrade your health and try to find a weapon that has a good combination of skills. For Hyperion, I used the Spi...