Sophie Turner unleashes her power in thrilling 'Dark Phoenix' trailer

We know the old adage – absolute power corrupts, and all that. But Fox's Dark Phoenix – the last film currently planned in the X-Men series that began with 2011's First Class – asks what happens when you underestimate that power?
In the final trailer for Dark Phoenix, Jean Grey (Sophie Turner) must learn to tame the massive telekinetic force inside her, or else risk destroying everyone she cares for.
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