ULTIMATE - Where is my system !

He sat up, his body—no, this body—responding with a fluid grace that startled him. His hands, clawed and shimmering with faint iridescence, flexed instinctively. He stared at them, a mix of awe and dread curling in his gut. This wasn’t him. This wasn’t human. And yet, it was. The flesh he wore felt alive, pulsing with a strange energy, as if it carried the weight of galaxies in its sinews.