So Icey Boyz

So Icey Boyz is a production duo consisting of Metro Boomin and Southside. The duo was first announced on December 13, 2018:

METRO BOOMIN & SOUTHSIDE NEW PRODUCTION DUO “SO ICEY BOYZ” ITS OFFICIAL.

Metro and Southside have worked together on numerous occasions, most notably with Future on songs from DS2.

They also were co-executive producers of Offset’s debut album, FATHER OF 4.