I don't know if this qualifies as an emerging trend, but that would be nice.
I've been doing research about materiality, the use of physical materials and skeuomorphism in digital spaces. There are lots of games I've been researching and playing that employ these concepts.
Unravel is a puzzle platform video game developed by the Swedish company, Coldwood Interactive and published by Electronic Arts.
Yoshi's Woolly World, known in Japan as Yoshi Wool World, is a 2015 side-scrolling platformer video game developed by Good-Feel and published by Nintendo for the Wii U.