This is one of the best traditions in the world: when Buffalo Bills fans -- AKA Bills Mafia -- decide to support an NFL player (whether it's their own or from another team), they go all in and donate their money.

Bills fan Nick Howard started a fundraising page for Breakthrough T1D​, a type-1 diabetes research organization that Andrews has supported in the past.

Following one of his career’s low points, Baltimore Ravens tight end Mark Andrews is getting a much-needed pick-me-up from Buffalo Bills fans, of all people.

Buffalo Bills fans donated money to charity Baltimore Ravens tight end Mark Andrews supports following a costly drop in their AFC Divisional Round matchup.

The Ravens' defense stopped the Bills in the red zone, forcing a Tyler Bass field goal ... the Ravens "wouldn't have been here without Mark Andrews." Baltimore's loss sets up an AFC Championship ...

The Bills pounced on three Ravens turnovers and hung on as Mark Andrews dropped Baltimore's chance at a comeback win over Buffalo.

It wasn't Mark Andrews' worst game statistically. But critical mistakes for the 2021 All-Pro led to the Buffalo Bills knocking off the Baltimore Ravens in the A

The Ravens couldn’t convert on a two-point try with 1:33 left as tight end Mark Andrews dropped a pass from Lamar Jackson that would’ve tied the game, giving the Bills a 27-25 home win in the divisional round to advance to an AFC Championship game date with the Chiefs.

Baltimore Ravens defensive back Kyle Hamilton defends his teammate Mark Andrews after heartbreaking loss against the Buffalo Bills.

Kicker Tyler Bass' 51-yard field goal boosts Buffalo Bills' lead to 24-19 early in the fourth quarter. See the highlights from all four games of the 2024 NFL Divisional Round.

Ravens fans will forever remember this game as the one Mark Andrews lost, even though it's not entirely his fault

The Buffalo Bills avenged their regular season loss to the Baltimore Ravens on Sunday night with a 27-25 victory to punch their ticket to the AFC title game