To me only Kenny Chua was the best, local and overseas.
Not only the guy is a legend, the guy is unbeatable.
Those consider all time great, Joe Dorall, Sam Cheng, David Koh, Kelvin Goh, Gary Tan, Akai Lim, Ben Seet, Ah M etc.
Well, the rest don't even come close.
My 2 cents.