 He took 2nd, behind Povilas Vaitonis, in the 1957 Closed Canadian Championship in Vancouver.He played and took last place in the Interzonal at Portorož in 1958.Füster also represented Canada in two Chess Olympiads in 1958 at Munich (8.5/14 on board 4; (+5 =7 -2)), and in 1970 at Siegen (+1 =1 -4) as second reserve.