Talk:Crash Zone/@comment-44145504-20191219163242/@comment-36162844-20200518031038

Reaper Leviathans hunt with Sonar and thus are sensitive to loud noises.

The Aurora going nuclear was the loud noise that cracked the sky likely causing reapers from around the map to flock to it just like reapers flocked to the dunes when a meteriod crashed into it.