In order of appearance;
1+2) high poly though, renders made to look like comics!
3) Assassin's creed meshes
4) Mr Gawn machine rigging and animating and even integrating in to real world footage. Srsly google this guy
5) low poly cat person?
6) low poly spaceman!
7) low poly something. Love this model!
low poly environment + awesome textures and shaders = prettyyyyy