After two brief appearances in Batman v Superman: Dawn of Justice and Justice League, the king of the undersea nation finally has his own origin story.
While some reviewers said the blockbuster was a bit of a bore, others thought it was quite entertaining.
"It's refreshing to see a hero that doesn't take himself so seriously," said James Luxford in The Radio Times.
"From his action packed, slo-mo heavy introduction aboard a submarine, it's clear that entertainment is the main priority instead of universe building.