He is the fifth leading uga tackler and sack leader with 3.
More importantly, he is said to be the leader of the defense.
Uga is already 120th in Team Sacks. This just makes it that much worse.
But additionally, go listen to the interview of Hyatt by Kesling after the bammer game. When asked what the key was to his success, Hyatt said hard work blah blah, but also "we knew that if we played fast it would disrupt their communication, and we know that communication is very important to the bammer dbs" (somewhat paraphrased).
So if their leader is out.....