No, only actual expansion sets are legal in Standard, not supplementary sets. This is the same reason why Masters, Commander, and sets like Conspiracy aren't legal.
November 27, 2017 3:13 p.m.
Otherwise everyone would be shouting, "Gotcha!" every five seconds at FNM.
November 27, 2017 6:19 p.m.
(Tapps 5 mana) GHOULCALLER GISA, SUCKAAAAA!:D