Complex sentence: The destruction of the Ultron sent the entire species into what appears to be manic-depression as well as resulting in the destruction of all masks except the Mask of Ultimate Embarrassment and Shame.
Split into simpler sentences: The destruction of the Ultron sent the entire species into what appeared to be a state of manic-depression. It also resulted in the destruction of all masks except the Mask of Ultimate Embarrassment and Shame.