While you'll have to wait until it hits theaters on June 3 to see the full movie, we've got the second trailer for you right here!
Get a glimpse of how it all began as "X-Men: First Class" takes you back to the very first days of Professor X and Magneto's friendship, and see the young X-Men unite for the first time.
Keep it tuned to Marvel.com for all things "X-Men: First Class," and mark your calendars for June 3!
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