Victor Wembanyama better prepare for the most hostile environment when he takes the court for his debut at Madison Square Garden on Wednesday ... 'cause the NBA star just pissed off the entire Knicks fanbase for downplaying the iconic venue.
The No. 1 overall pick in the 2023 NBA Draft was speaking to reporters ahead of the Spurs' matchup against New York ... when he was asked about playing in the Mecca for the first time.
The 19-year-old certainly seemed unenthused with his response ... saying, "It’s not as big as I expected, but still the vibe is here.