Under the Animal mask, it was Bills receiver Mack Hollins, who has made a habit of turning his walk into the stadium into an event. Before last week’s game against the Baltimore Ravens, Hollins decided to bring out some Miami vibes despite frigid temperatures in Buffalo.

This season, he has embodied a variety of characters for pregame walk-ins such as Fred Flintstone, a mad scientist, and even a beach-bum outfit in single-digit temperatures. Hollins has had one reception and two targets in each playoff game for the Bills during their postseason run.

In the Bills' 27-25 diviosional round win over the Baltimore Ravens, the 31-year-old wideout showed up wearing beach attire despite Buffalo experiencing chilling winds and snow. Somehow, he managed to wear an even crazier outfit for Sunday's game against the Chiefs.

Barefoot and bringing the chaos, Mack Hollins turned heads with his wild Animal-inspired look ahead of the AFC Championship.

Mack Hollins: Mack Hollins had his best game as a member of the Bills. The veteran scored a touchdown late in the first half against the Chiefs’ top cornerback and set up a 1st and goal late in the game on a 32-yard reception. He finished with three catches for 73 yards and one score.

Buffalo Bills wide receiver Mack Hollins is one of the quirkiest players in football. He dressed as a Muppets character Sunday.

Mack Hollins is leaning into his weirdness. What started with barefoot arrivals in winter weather has evolved into an imaginary red carpet for a wideout who is doing to pregame arrivals wh

If it's game day, Mack Hollins is 100 percent likely to be the guy turning heads. The quirky Buffalo Bills receiver wears what he wants ahead of matchups (regardless of weather conditions) and does what he wants,

Mack Hollins’ string of bizarre arrival outfits continued Sunday before the Bills’ showdown with the Chiefs in the AFC championship game, as the wideout walked barefoot — of course — into Arrowhead Stadium donning a costume of Animal from the Muppets.