Iron Man 1 -

You don't need to be fast every day. 80% of your training should be low-intensity to build a durable engine.

For a first-timer, finishing between 13 and 15 hours is a realistic and respectable target. Iron Man 1

Tony Stark’s journey from a self-absorbed weapons manufacturer to a hero is masterfully paced. The first 30 minutes do the "heavy lifting," grounding his transformation in a gritty, high-stakes cave escape that makes the fantastical suit feel earned. Key Highlights: You don't need to be fast every day