Very true. All of those are possibilities as to what brought about his demise. It’s amazing what they have so far discovered from his remains. They’ve actually found living descendants based on his DNA.
Descendants, or cousins with close common ancestry at least.
https://www.dnainthenews.com/human-history/otzi-iceman/
His DNA subtypes are common to Corsica and Sardinia currently. They may have been more widespread in earlier times.