Protect your own.

Other lines from this film

• Wave 1: Darkness. Wave 2: Destruction. Wave 3: Infection. Wave 4: Invasion.
• We fight back.
• Can we survive the 5th wave?
• The fight for humanity has begun.

This wording in other films

One line, 2 films.

• Wolf Man (2025)

Similar meaning

Lines whose meaning sits closest, by embedding similarity.

Same sentence pattern