Next region to go for rank 1 is going to be Korea
Source:https://twitter.com/tfblade/status/1187963997141766149
tbh im really excited to see this,it's still one of the most most if not the most competent regions,many high challengers on EUW and NA stuggled to get low master on it so we will see how he does I still think its possible but it will take way longer