Smoke thing and the Islands

Unsure if this has been posted, i usually just be a dick and talk smack in people's blogs, but i am serious in this question

If smoke thing was unable to go across water and hasnt been a human form in a long time....... since locke How in the hell was he on both islands thorughout the series, mostly the main island, but on hydra island he clearly kills keamy and his men, any thoughts

Also on Fandom

Random Wiki