Complex sentence: Red-colored, feathered angel-like wings allow flight and produce extensive regenerative enzymes allowing him to recover from normally fatal injuries; his voice is capable of producing sonic frequency beyond the range of human capability as well as creating multiple sounds or voices at once.
Split into simpler sentences: Red-colored, feathered angel-like wings allow flight and produce extensive regenerative enzymes allowing him to recover from normally fatal injuries. His voice is capable of producing sonic frequency beyond the range of human capability as well as creating multiple sounds or voices at once.