Weakened - Loki is too injured after been beaten up by the hulk and cant even stand, Despite all that happened Thor can’t help but worry for his brother and carries him back to Asgard. LOki is also starting to feel sick and miserable. 

 [img=http://img2.wikia.nocookie.net/__cb20130616002405/ironman/images/a/aa/Thor-thor-32844859-1280-983.jpg] 
THor