Who wins?

4 team single elim bracket

TH in a grand final
PRX in any international bo5
C9 at any RBHG grand final
KOI being up 9-3

prx >>>

th vs prx : neither
c9 vs koi: neither
edg, the 5th place team wins by default.
the admins considered all 4 teams as throwing (violation of the vct CoC) and all 4 gets dqd.