boss fights 5
https://hardcoredifficultyguidesite.tearosediner.net/the-callisto-protocol-hardcore-difficulty-guide-surviving-the-black-iron-prison
Boss fights test everything you've learned: pattern recognition, timing, and patience. You'll memorize attack tells, find safe spots, and gradually whittle down a health bar that seems impossibly large. The rush when you finally nail that dodge roll and land the finishing blow makes all the previous failures worth it.