What does Bills' spending spree on Ed Oliver, Leonard Floyd mean?

BUFFALO, N.Y. -- The beginning of June is typically the start of a quiet period in the NFL. But the Buffalo Bills have been very busy, with the team making a number of defensive moves to help both now and for their future.

The Bills on Saturday signed defensive tackle Ed Oliver to a four-year, $68 million extension with $45 million guaranteed, linking him to the team through 2027. Two days later, they agreed to terms with former Los Angeles Rams pass-rusher Leonard Floyd on a one-year deal and then on Wednesday signed cornerback Cameron Dantzler to a one-year deal.

Let’s break down the Bills’ recent moves.

Oliver's stats don't scream for a big extension. What does he bring to the table?

First…