No, we couldn't find enough information regarding the Chiefs players embracing a "Black Friday look" for their game against the Raiders on authoritative news outlets. However, here's what we found:

1. **ESPN** - The focus of the coverage was on the game itself, including the final fumble recovery by the Chiefs that sealed their win. There is no mention of the players' attire or any specific theme related to "Black Friday look." [1] (Trust Score: 9/10)

2. **CBS Sports** - The article discusses the game's outcome and grades for both teams but does not mention anything about the players' appearance or attire. [2] (Trust Score: 8/10)

3. **NFL.com** - This source also focuses on the game's highlights and what was learned from the matchup but does not provide any information about the players' fashion choices. [3] (Trust Score: 8/10)

Therefore, the given information may be partially - or fully - inaccurate regarding the Chiefs players embracing a "Black Friday look."