https://twitter.com/LoLEsportsStats/status/1452646936692109312
This is the first time EVER that EU+NA combined have not won a single game in
the Knockout Stage. #Worlds2021
如題 這邊的 Knockout Stage 指的是正賽階段 入圍賽不包含在內
NA 和 EU 歷年在世界賽 Bo5 的戰績如下：
（S3 以前賽制差異較大，因此我就不列了）
S4
TSM 1-3 SSW
C9 1-3 SSB
S5
OG 3-1 FW
FNC 3-0 EDG
OG 0-3 SKT
FNC 0-3 KOO
S6
C9 0-3 SSG
H2K 3-0 ANX
H2K 0-3 SSG
S7
MSF 2-3 SKT
FNC 1-3 RNG
C9 2-3 WE
S8
C9 3-0 AF
FNC 3-1 EDG
G2 3-2 RNG
FNC 3-0 C9
G2 0-3 IG
FNC 0-3 IG
S9
G2 3-1 DWG
SPY 1-3 SKT
FNC 1-3 FPX
G2 3-1 SKT
G2 0-3 FPX
S10
FNC 2-3 TES
G2 3-0 GEN
G2 1-3 DWG
S11
MAD 0-3 DK
C9 0-3 GEN