Who is the character Winston's ally, Bowery King, and how does he fit into the John Wick storyline?

Bowery King is a character in the John Wick movie franchise. He is portrayed by Laurence Fishburne and first appears in John Wick: Chapter 2. The Bowery King is the leader of a group of assassins and vagrants who reside in the underground tunnels of New York City. He is Winston's ally and assists John Wick in his mission to take down the High Table.

The Bowery King is an important character in the John Wick storyline because he represents the underground world of assassins that exists beneath the surface of the seemingly ordinary world. He provides valuable information and resources to John Wick and other assassins, and is a powerful figure in his own right. He has a history with the High Table, and his relationship with John Wick is complex and constantly evolving throughout the series.